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Geoffrey Marcy
Geoffrey Marcy
Geoffrey Marcy
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Geoffrey William Marcy (born September 29, 1954) is an American astronomer. He was an early influence in the field of exoplanet detection, discovery, and characterization. Marcy was a professor of astronomy at the University of California, Berkeley, and an adjunct professor of physics and astronomy at San Francisco State University. Marcy and his research teams discovered many extrasolar planets, including 70 out of the first 100 known exoplanets[4] and also the first planetary system around a Sun-like star, Upsilon Andromedae.[5][6] Marcy was a co-investigator on the NASA Kepler space telescope mission.[7] His collaborators have included R. Paul Butler, Debra Fischer and Steven S. Vogt, Jason Wright, Andrew Howard, Katie Peek, John Johnson, Erik Petigura, Lauren Weiss, Lea Hirsch and the Kepler Science Team.[3][8][7] Following an investigation for sexual harassment in 2015, Marcy resigned his position at the University of California, Berkeley.[9][10]

Key Information

Early life and education

[edit]

Marcy graduated from Granada Hills High School in Granada Hills, California, in 1972.[1] He graduated with a Bachelor of Arts summa cum laude with a double major in physics and astronomy from the University of California, Los Angeles, in 1976.[11] He then completed a doctorate in astronomy in 1982 at the University of California, Santa Cruz,[12] with much of his work done at Lick Observatory.

Academic career

[edit]

Marcy has held teaching and research positions, first at the Carnegie Institution of Washington (then the Mt. Wilson and Las Campanas Observatories) as a Carnegie fellow from 1982 to 1984.[1] He then worked as an associate professor of physics and astronomy from 1984 to 1996 and then as a distinguished university professor from 1997 to 1999 at the San Francisco State University.[13]

Marcy was a professor of astronomy and the Watson and Marilyn Alberts Chair for SETI[3][14] at the University of California, Berkeley, from 1999 through 2015. From 2000 to 2012, he was the director of UC Berkeley's Center for Integrative Planetary Science. Marcy was also one of the project leaders of the Breakthrough Initiatives that will search for intelligent life in the universe, using large radio and optical telescopes.[15][16]

Marcy and his team confirmed Michel Mayor and Didier Queloz's discovery of the first extrasolar planet orbiting a Sun-like star—51 Pegasi b.[17] Two months later, Marcy and his team announced the discovery of two additional planets around 47 Ursae Majoris[18] and 70 Virginis.[19] Other achievements include discovering the first multiple planet system around a star similar to our own (Upsilon Andromedae),[5][6] the first transiting planet around another star, simultaneously with David Charbonneau and Timothy Brown (HD 209458 b), the first extrasolar planet orbiting beyond five AU (55 Cancri d),[20] and the first Neptune-sized planets (Gliese 436b and 55 Cancri e).[21] Marcy was a co-investigator of the NASA Kepler mission[7] that discovered over 4000 exoplanets, most being smaller than four times the size of Earth. His team, led by Erik Petigura and Andrew Howard, showed that approximately 20% of Sun-like stars have a planet of one to two times the size of Earth and receive incident stellar light within a factor of four of the light the Earth receives from the Sun, making them warm planets, many of which accommodate liquid water.[22]

Later career

[edit]

In May 2017, Marcy co-authored studies related to laser light emissions from stars, as a way of detecting technology-related signals from an alien civilization. The study included Tabby's Star (KIC 8462852), an oddly dimming star whose unusual light fluctuations may be the result of interference by an artificial megastructure, such as a Dyson swarm, made by such a civilization. No evidence was found for technology-related signals from Tabby's Star in the studies.[23][24]

In 2021, Marcy's membership in the National Academy of Sciences was rescinded.[25]

Sexual harassment

[edit]

A six-month investigation by the University of California, Berkeley, Title IX office concluded in 2015 with the finding that Marcy had violated the university's sexual harassment policy[26] between 2001 and 2010.[27][28][29] Four complaints were filed with the university's Title IX office, one of which Marcy denied.[30] As a consequence, the university "imposed real consequences on Professor Geoff Marcy by establishing a zero tolerance policy regarding future behavior and by stripping him of the procedural protections that all other faculty members enjoy".[31]

At least three additional allegations had been made against Marcy as early as 1995 while he was at San Francisco State University, as corroborated by Penny Nixon, then SFSU's sexual harassment officer.[32] A former graduate student of Marcy, now faculty member at Harvard, called Marcy's harassing behavior an "open secret" in the astronomy community.[28] Marcy's alleged actions included unwanted massages, kisses, and groping.[28]

On October 7, 2015, Marcy posted an "Open Letter to the Astronomy Community" stating "While I do not agree with each complaint that was made, it is clear that my behavior was unwelcomed by some women. I take full responsibility and hold myself completely accountable for my actions and the impact they had. For that and to the women affected, I sincerely apologize."[33]

On October 12, 2015, the UC Berkeley Astronomy Department met and released a statement asserting that Marcy was "inadequately disciplined"[31] by the university, and "we believe that Geoff Marcy cannot perform the functions of a faculty member."[34][35]

On the same day, Marcy resigned as principal investigator of the Breakthrough Listen project.[36] Two days later, on October 14, 2015, he indicated his intention to step down from his professorship at UC Berkeley.[9][10] Marcy retained the title of emeritus despite his resignation.[37]

In 2023, a paper co-authored by Marcy with the American Astronomical Society drew criticism from graduate students who had collected data for the project but were not offered co-authorship. As harassment, including sexual harassment, is not classified as research misconduct by the group, Marcy's name was not disincluded from the paper.[38] One of Marcy's junior collaborators in Sweden published an essay stating that she is subjected to harassment, bullying, and discrimination from the astronomy community for her decision to work with Marcy.[39]

Personal

[edit]

Marcy lives with his wife, Susan Kegley,[40] in California.[3]

In the media

[edit]

Earlier, and as a pioneer in the study of extrasolar planets, Marcy has been featured prominently in the media, including Time magazine,[41][42] The New York Times,[3][43] Astronomy magazine[44] and as a participant in various PBS Nova episodes: "Hunt for Alien Worlds" (1997), "Finding Life Beyond Earth" (2012), "Alien Planets Revealed" (2014);[45] a BBC Horizon episode: "The Planet Hunters" (1996) and History Channel programs: The Universe (2007). Marcy was also featured on ABC News Nightline (October 20, 1995),[46] The MacNeil-Lehrer News Hour (January 18, 1996), The David Letterman Show (April 12, 2001), a Planetary Radio interview (2007)[47] and a National Academy of Sciences interview (2014).[48]

Honors

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See also

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References

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[edit]
Revisions and contributorsEdit on WikipediaRead on Wikipedia

Geoffrey Marcy

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from Grokipedia
Geoffrey W. Marcy is an American astronomer recognized for pioneering the radial-velocity technique to detect exoplanets orbiting Sun-like stars, leading teams that identified 70 of the first 100 such planets discovered. His work, conducted primarily with collaborator using telescopes at observatories like and Keck, included the first confirmation of multiple-planet systems, such as in 1999, demonstrating architectures akin to our solar system. Marcy's contributions earned him the 2005 in Astronomy, shared with , , and Butler, for advancing the understanding of planetary systems beyond our own. Marcy held faculty positions at and the , where he directed the Center for Integrative and contributed to analyses of data from NASA's Kepler mission, identifying Earth-sized planets in habitable zones. In 2015, UC Berkeley's investigation into complaints from multiple female astronomers and students substantiated violations of policies, citing credible evidence of repeated unwanted physical contacts such as grabbing, kissing, and touching over more than a decade; although the officer recommended continued employment with monitoring rather than termination, public scrutiny following media reports prompted Marcy's . The case highlighted procedural inconsistencies in Berkeley's handling, as the chancellor had not enforced prior monitoring agreements, amid broader critiques of institutional responses to such allegations in academia. Post-resignation, Marcy continued research as an independent scholar and adjunct at San Francisco State, focusing on exoplanet characterization and potential habitability, while the National Academy of Sciences later removed him in 2021 citing the Berkeley findings. His discoveries fundamentally reshaped planetary science, establishing that planetary systems are common and diverse, though the harassment controversy underscored tensions between scientific eminence and professional conduct standards.

Early life and education

Childhood and family background

Geoffrey Marcy was born on September 29, 1954, in . His father was Robert D. Marcy, and he has two sisters, Susie and Renee. The family soon relocated to the suburbs of in the , where Marcy grew up during the . His upbringing emphasized education, music, and sports, reflecting values instilled by his family. Marcy has described his early years as unremarkable, akin to a "plain vanilla" childhood.

Undergraduate and graduate studies

Marcy earned a degree with a double major in physics and astronomy from the (UCLA) in 1976, graduating summa cum laude and as a member of . At UCLA, he was influenced by professors including Ray Orbach, George Abell, and Mike Jura, whose courses in physics and astronomy sparked his interest in stellar spectroscopy and . He pursued graduate studies at the (UCSC), where he conducted research in observational at , focusing on Doppler shift measurements and high-resolution spectrometry. Marcy completed his Ph.D. in astronomy and in 1982, with a dissertation titled "Observations of magnetic fields on late-type stars," which examined the in Sun-like stars under the supervision of George Herbig. During this period, he collaborated with Steven Vogt on developing spectrometers aimed at detecting planetary signatures through variations.

Academic career

Early academic positions

Following his PhD in astronomy and from the University of California, Santa Cruz in 1982, Geoffrey Marcy held a position at the Institute for Astronomy, University of Hawaii, from 1982 to 1984. In this role, he conducted postdoctoral research, aligning with his dissertation work on stellar magnetic fields via the . Marcy then transitioned to a faculty position at (SF State) in 1984 as an in the Department of Physics and Astronomy, serving in escalating capacities until 1999. He advanced through the ranks, achieving full Professor status by 1996 and Distinguished University Professor from 1997 to 1999, while maintaining an affiliation with SF State even after joining UC Berkeley. These positions at a primarily undergraduate institution allowed Marcy to mentor students, including Paul Butler, and access nearby observatories like for .

Tenure at University of California, Berkeley

Geoffrey Marcy joined the , as Professor of Astronomy in 1999. In this role, he also served as head of the Center for Integrative Planetary Science, which was founded in 2001. He maintained an adjunct position at during his Berkeley tenure. Marcy held the position until 2015, during which time he was recognized for leadership in exoplanet research, though his administrative and mentoring roles drew scrutiny in later investigations. In 2014, complaints from female graduate students prompted an investigation by Berkeley's Office for the Prevention of and (OPHD), which concluded in June 2015 that Marcy had violated the university's policy through unwelcome physical advances, including grabbing and touching, on at least four women between 2001 and 2010. Despite these findings, the university did not recommend termination, instead imposing a monitoring agreement with strict behavioral standards, citing procedural limitations under faculty tenure protections that required a formal hearing, higher evidentiary standards, and adherence to a three-year for most claims. Public disclosure of the investigation's details in a BuzzFeed News article on October 7, 2015, led to widespread condemnation within the astronomy community and pressure from colleagues, prompting Marcy to resign on , 2015. Berkeley Chancellor and Executive Vice Chancellor accepted the resignation immediately, describing Marcy's conduct as "contemptible and inexcusable" and committing to reforms in handling faculty misconduct cases. The episode underscored challenges in enforcing accountability for tenured professors, as the university lacked unilateral authority to dismiss faculty without .

Resignation and post-academic activities

In October 2015, following a investigation completed in June of that year, which substantiated violations of policies on involving incidents with female students between 2001 and 2010, Geoffrey Marcy resigned his tenured professorship in the Department of Astronomy at the . The university accepted his resignation immediately, stating it was appropriate given the findings, though no formal sanctions had been imposed prior to public disclosure via a report. On the same day, October 12, 2015, Marcy resigned as of the Listen initiative, a $100 million project funded by to search for using radio telescopes. Post-resignation, Marcy withdrew from institutional academic roles and public scientific leadership, including stepping down from the organizing committee of a December 2015 astronomy conference marking 20 years of discoveries. In May 2021, the terminated his elected membership, citing the Berkeley investigation's conclusions on his repeated of students over a decade. His involvement in research has been minimal and contentious; in May 2023, he was initially listed as a co-author on an preprint analyzing data, but the lead author withdrew the paper after online objections, removed Marcy from the authorship, and secured his agreement not to co-author future papers with the group, highlighting ongoing professional ostracism in the astronomy community. No evidence indicates affiliation with universities or major observatories since 2015, with his activities limited to private life and sporadic, unsuccessful attempts at collaboration.

Scientific contributions

Radial velocity technique and exoplanet detection

The radial velocity technique, also termed , infers the existence of exoplanets by detecting periodic shifts in a host star's spectral lines, which arise from the star's reflex motion due to the gravitational pull of an orbiting planetary companion; the amplitude of this velocity variation scales with the planet's mass and orbital proximity, modulated by the sine of the orbital inclination. Geoffrey Marcy, in partnership with R. Paul Butler, advanced the precision of this method during the early 1990s through the integration of an iodine absorption cell into spectrographs, which imprints a well-characterized molecular iodine onto the incoming stellar to serve as a simultaneous calibrator and profile modeler. This innovation, detailed in their 1992 publication, achieved accuracies of about 5 meters per second initially, later refined to 3 meters per second or better via upgrades at facilities like Lick Observatory's 3-meter Shane Telescope and the Keck Observatory's HIRES spectrometer. These enhancements enabled Marcy and Butler to confirm the 1995 detection of —the first identified around a sun-like (G-type) star—through independent observations spanning late 1995 to early 1996, revealing a 4.23-day and minimum mass of 0.47 Jupiter masses, thus validating the unexpected class of close-in giant planets known as hot Jupiters. Their subsequent long-term monitoring campaigns, targeting hundreds of nearby sun-like stars, yielded the majority of early confirmations via , including the first Jupiter-mass planet in a potentially around 16 Cygni B (1996, period 798 days, minimum mass 1.7 masses) and multi-planet systems such as that around 47 Ursae Majoris (two planets detected by 1996 and 2001, with periods of 1,090 and 2,590 days). By January 2001, Marcy, , and collaborators had announced 38 of the 53 known exoplanets at that time, predominantly via this technique, establishing for diverse planetary architectures incompatible with slow migration models dominant in pre-1995 theory.

Major discoveries and collaborations

Marcy collaborated extensively with Paul Butler, forming the core of the and Carnegie Planet Search team, which utilized high-precision measurements from instruments like the Hamilton Echelle Spectrograph at and HIRES at Keck Observatory to detect . This partnership, spanning over two decades, yielded the majority of early detections around main-sequence stars. In late 1995, Marcy and confirmed the discovery of , the first detected orbiting a sun-like star, originally announced by and using similar techniques. Their independent verification, achieving precision of approximately 5 meters per second, established the technique's reliability for detecting Jovian-mass s in short-period orbits, often termed hot Jupiters. By January 1996, the team announced two additional s: one around 70 Virginis (a Jupiter-mass world with an orbital period of 116.6 days) and another around 47 Ursae Majoris (a 2.4 Jupiter-mass with a 3.0-year orbit), expanding the known population to include longer-period giants. The team's efforts revealed the first confirmed multi-planet systems around main-sequence stars, including (with planets b, c, and d detected between 1996 and 1999) and (multiple planets identified progressively from 1996 onward), demonstrating that planetary systems could host several worlds akin to, but distinct from, the Solar System. In 2005, they reported , a Neptune-mass planet (approximately 7 masses) in a 1:2 with Gliese 876 c, representing one of the smallest exoplanets detected by at the time and highlighting compact, resonant architectures. By mid-2005, Marcy's team had discovered over 110 exoplanets, comprising a significant portion—often cited as around 70%—of the first 100 confirmed extrasolar planets.

Involvement in NASA missions and broader research

Marcy served as a co-investigator on 's Kepler mission, launched on March 7, 2009, to survey a field of approximately 150,000 stars for transiting exoplanets, with a focus on Earth-sized planets in habitable zones. In this capacity, his team provided ground-based follow-up observations to validate Kepler candidates, measuring stellar wobbles to derive planetary masses and distinguish true planets from false positives such as eclipsing binaries. This integration of transit and data enabled precise characterizations, contributing to Kepler's confirmation of over 2,600 exoplanets by mission end in 2018. Leveraging Kepler's photometric dataset, Marcy collaborated with Erik Petigura and to quantify the frequency of small s around Sun-like stars. Their analysis, published in , determined that about 22% of stars with temperatures between 4,100 and 6,200 K host at least one with a radius of 1-1.4 radii receiving 0.25-4 times 's insolation, estimating over 40 billion such s in the and at least 10 billion in the habitable zone. This eta-Earth (η⊕) metric provided empirical constraints on planet formation models and informed the design of subsequent missions like TESS and JWST. Beyond core detection efforts, Marcy's NASA-supported research encompassed statistical analyses of populations, including multi-planet and the architectural stability of resonant chains observed in Kepler data. These studies, drawing on long-term monitoring, revealed patterns in planetary spacing and eccentricities, challenging pure disk instability models and supporting core accretion with migration. His contributions extended to astrobiological implications, estimating the prevalence of worlds conducive to liquid water based on integrated datasets from Kepler and ground observatories.

Recent independent research (post-2015)

Following his resignation from the in , Geoffrey Marcy pursued independent research primarily in the search for (SETI) and technosignatures, operating through the nonprofit Space Laser Awareness in . This work emphasized optical searches for emissions from advanced civilizations, building on earlier expertise but shifting toward anomalous transients and potential artificial signals. Marcy collaborated on projects analyzing archival astronomical data for unexplained phenomena, such as brief optical flashes or vanishing sources that might indicate non-natural origins. A key focus was partnership with the Vanishing and Appearing Sources during a Century of Observations (VASCO) project, led by Villarroel, which scans historical sky surveys spanning decades for rare transients potentially linked to extraterrestrial technology or unidentified anomalous phenomena. Marcy contributed to VASCO efforts identifying clusters of simultaneous transients, such as nine events observed on April 12, 1950, in plates, which defied conventional astrophysical explanations like gravitational lensing or variable stars. These analyses, published in peer-reviewed journals, highlighted candidates for follow-up to detect artificial markers, with VASCO's component enlisting volunteers to classify anomalies across 70+ years of data. Marcy's independent SETI research extended to targeted laser hunts using high-resolution spectrographs like Keck HIRES, scanning nearby stars for emissions indicative of intentional signaling. In a 2017 study, he and Nathaniel Tellis examined spectra from over 100,000 stars, setting upper limits on laser fluxes below 30 photons per square meter but finding no detections, which constrained models of . Later integrations with VASCO led to the EXOPROBE initiative, proposing cost-effective orbital searches for artificial probes or megastructures in the solar system via transient monitoring. He also maintained ties to , leveraging and Parkes telescopes for radio and optical SETI, though primarily in advisory or data-analysis roles post-2015. These efforts yielded co-authored papers amid ongoing field debates over , including 2023 preprints on occurrence rates from which Marcy withdrew authorship following criticism. Despite limited institutional support, his work emphasized empirical null results and methodological rigor, contributing statistical bounds on prevalence without claiming detections.

Awards and recognition

Key honors and prizes

Marcy shared the Henry Draper Medal from the in 2001 with R. Paul Butler for their pioneering investigations of using high-precision measurements. In 2002, he received the Beatrice M. Tinsley Prize from the , recognizing an outstanding and innovative research contribution to astronomy. The following year, awarded him the Exceptional Scientific Achievement Medal for significant contributions to detection and . In 2005, Marcy was jointly awarded the Shaw Prize in Astronomy with Michel Mayor, receiving $500,000 for discovering and characterizing the first transiting exoplanets and determining their masses and orbits. He later received the Carl Sagan Prize for Science Popularization in 2009 from Wonderfest for effectively communicating astronomical discoveries to the public.

Critiques of award processes

Marcy's prolonged retention as a member of the (), elected in 2002, faced criticism for exposing flaws in the academy's pre-2019 processes, which lacked authority to expel members for ethical violations like despite public knowledge of his misconduct since 2015. Critics contended that the bylaws confined sanctions to such as or falsification, allowing censures but not revocations for personal conduct issues, thereby failing to hold honorees accountable and signaling tolerance for behaviors undermining scientific integrity. A 2018 public urged to amend its rules and remove known harassers, arguing that retaining such members contradicted the academy's standards and perpetuated harm in the community. The adoption of a revised in 2019, enabling expulsion for violations including , directly addressed these shortcomings, with Marcy becoming the first member removed under the new framework on , 2021. This case exemplified broader concerns that and honor processes emphasize empirical contributions while inadequately vetting or responding to character-related risks, potentially discouraging reporting of by associating it with threats to prestigious recognitions. No formal calls emerged to revoke Marcy's earlier prizes, such as the 2005 in Astronomy, as these predated the substantiated allegations spanning 2001–2010.

Sexual misconduct allegations

Nature of the accusations

The sexual misconduct accusations against , a professor of astronomy at the , primarily involved repeated instances of unwanted physical contact and advances toward female graduate students and postdoctoral researchers between 2001 and 2010. A university investigation concluded that Marcy violated institutional policies through behaviors including massaging women's shoulders without consent, grabbing them by the waist from behind, attempting to kiss them on the mouth, and their or thighs. These acts occurred in professional settings such as his office, departmental events, and off-campus gatherings, often following conversations about or advice. At least four complainants provided detailed accounts substantiating a pattern of conduct, with Marcy admitting during the investigation to some physical interactions while disputing others as mutual or misinterpreted. One specific allegation involved a January 2010 incident at an off-campus astronomy conference, where Marcy helped an intoxicated undergraduate student return to her hotel room and allegedly continued unwanted advances there. Additional claims included inappropriate discussions of his own sexual activities and propositions for dates or intimate encounters, which complainants described as creating a hostile environment leveraging his authority as a senior faculty member and exoplanet research leader. The investigation, initiated in 2014 after formal complaints, relied on complainant testimonies, witness corroboration, and Marcy's responses but did not involve criminal proceedings or external legal findings. Marcy publicly apologized in October 2015 for actions that made colleagues uncomfortable, acknowledging boundary-crossing without admitting to all specifics. No evidence emerged of tied to academic evaluations, though accusers cited power imbalances in the close-knit astronomy department as amplifying the impact.

University investigation and outcomes

In 2014, the , Berkeley's office initiated a formal investigation into complaints of against Geoffrey Marcy, prompted by reports from female graduate students dating back to 2001. The six-month probe, concluded on June 22, 2015, examined incidents spanning 2001 to 2010 involving four complainants who alleged repeated unwanted physical advances, including unwanted kissing, groping, and attempts to remove clothing during professional interactions. The investigation report, delivered to Marcy on June 29, 2015, determined that he had violated the university's faculty on , describing his actions as creating an intimidating and hostile environment. Despite the findings, UC Berkeley imposed no formal sanctions on Marcy, such as suspension, demotion, or termination, citing procedural constraints including a three-year statute of limitations for most disciplinary actions and the need for due process hearings with higher evidentiary standards. The university instead issued a directive for Marcy to cease such behavior and established ad hoc behavioral standards exceeding policy requirements to monitor compliance, with Chancellor Nicholas Dirks deeming the resolution "appropriate" internally at the time. This outcome drew immediate criticism from astronomers and advocates for prioritizing Marcy's scientific stature—given his role in exoplanet discoveries—over accountability, highlighting systemic issues in handling high-profile faculty misconduct. Details of the investigation remained confidential until October 9, 2015, when published excerpts from the report, sparking widespread outrage in the and beyond. Under pressure from petitions, media scrutiny, and statements from organizations like the condemning the university's leniency, Marcy resigned his tenured position effective October 14, 2015. UC Berkeley accepted the resignation, acknowledging the violation as "contemptible and inexcusable" while noting limitations in retroactively imposing penalties due to expired timelines and prior closure of the case. The episode prompted UC system-wide reviews of processes, with President calling for reforms to expedite handling of sexual misconduct allegations.

Resignation and immediate aftermath

On October 14, 2015, Geoffrey Marcy resigned his tenured position as a professor of astronomy at the , following a campus investigation that substantiated multiple complaints of against female graduate students dating back to 2001. The investigation, concluded in 2014 but kept confidential until publicized, found credible evidence of unwanted physical advances, including grabbing, kissing, and rubbing against complainants without consent, though it did not recommend termination due to procedural timelines and lack of formal university sanctions at the time. Berkeley Chancellor Nicholas Dirks issued a statement describing Marcy's actions as "contemptible and inexcusable," emphasizing that the university accepted the resignation immediately and viewed it as an appropriate outcome given the findings. Colleagues in the astronomy department had reportedly urged Marcy to step down after the investigation's results became known internally, amid concerns over the university's initial decision not to dismiss him, which drew criticism for protecting a prominent researcher. The resignation followed a article on October 13, 2015, detailing the allegations and investigation, which sparked widespread media coverage and public outcry within the , highlighting systemic issues in handling by high-profile academics. In response, UC Berkeley President called for a system-wide review of policies, noting the case as indicative of broader challenges in academia. Marcy also withdrew from the organizing committee of the American Astronomical Society's December 2015 meeting marking 20 years of discoveries.

Long-term professional and field impacts

Following his resignation from the , on October 14, 2015, Geoffrey Marcy transitioned to independent research, maintaining an output of peer-reviewed publications co-authored with collaborators into at least 2024, as documented on his professional website with a cumulative total exceeding 740 papers and over 83,000 citations. However, institutional affiliations and leadership roles eluded him; he received salary and benefits through mid-2016 but ceased formal university ties thereafter. Marcy's professional trajectory encountered sustained barriers, including expulsion from the in May 2021—the academy's inaugural use of its 2019 policy terminating members for findings. In May 2023, he was excised as a co-author from a on after astronomers protested his inclusion, citing unresolved ethical concerns from the 2015 allegations despite no direct involvement in the disputed work. These events reflected a field-wide enforcement of , with collaborators like explicitly barring advisees from co-authoring with Marcy post-2015 to prioritize workplace safety. The scandal catalyzed procedural reforms in astronomy, amplifying pre-existing efforts to combat . A 2018 survey by the , informed by the Marcy case's publicity, documented that 41% of female respondents experienced gender and 16% , prompting mandatory reporting protocols, bystander , and guidelines across institutions. Professional bodies, including the AAS, adopted zero-tolerance stances, with the incident underscoring vulnerabilities in high-profile labs where scientific prestige had previously insulated misconduct. Exoplanet science, Marcy's core domain, progressed without evident disruption, yielding thousands of new detections via missions like Kepler and TESS by 2025, affirming the field's resilience through distributed expertise rather than individual reliance. Yet, the eroded trust in unchecked figures, fostering a cultural shift toward that some observers credit with reducing tolerance for interpersonal abuses, though empirical data on incidence rates remains sparse beyond self-reported surveys.

Personal life

Family and relationships

Marcy has been married to Susan Kegley, an environmental chemist and pesticide researcher, since 1994. The couple resides in , where Marcy, now retired, assists with Kegley's and agricultural initiatives. During the 2015 investigation into professional misconduct allegations against Marcy at UC Berkeley, Kegley publicly supported her husband, stating that he had fully cooperated with the probe and that his interactions with students may have been misinterpreted as overly friendly rather than inappropriate. Marcy has a sister named Renee, with whom he maintains family ties, including interactions with her son Adam and other nephews such as Wesley. No public records indicate that Marcy and Kegley have children.

Interests and public engagements

Marcy has delivered numerous public lectures and talks focused on exoplanet discoveries and the search for extraterrestrial life, often aimed at broad audiences including high school students and the general public. Notable engagements include the Irons Lecture in Physics and Astronomy at Rutgers University on April 3, 2011, discussing planetary systems; a SETI Institute talk on September 18, 2011, titled "Kepler, Exoplanets and SETI"; and a presentation at the Smithsonian National Air and Space Museum on December 11, 2007, addressing conditions for habitable planets. These outreach efforts highlighted his research on Doppler spectroscopy techniques for detecting extrasolar planets, drawing invitations from scientific societies and museums worldwide. Following his 2015 resignation from UC Berkeley, Marcy's public engagements diminished significantly amid professional repercussions, with no major lectures documented after that period in available records. In retirement, he has shifted focus to personal interests in , residing with his wife and assisting in the development of a pollinator-friendly organic farm and butterfly habitat on their property. This pursuit reflects a post-career emphasis on biodiversity conservation, though details remain limited to self-reported information.

References

  1. https://geoffreymarcy.com/
  2. https://www.shawprize.org/autobiography/geoffrey-marcy/
  3. https://newsarchive.berkeley.edu/news/media/releases/2005/09/01_shaw.shtml
  4. http://w.astro.berkeley.edu/~gmarcy/
  5. https://www.nature.com/articles/nature.2015.19068
  6. https://news.berkeley.edu/2015/10/14/a-message-about-professor-marcys-resignation/
  7. https://geoffreymarcy.com/facts-about-uc-berkeley-title-ix-investigation-of-geoff-marcy/
  8. https://www.science.org/content/article/astronomer-geoff-marcy-booted-national-academy-sciences-wake-sexual-harassment
  9. https://www.nndb.com/people/120/000227436/
  10. http://geoffreymarcy.com/web/friends.html
  11. https://www.nytimes.com/2014/05/13/science/finder-of-new-worlds.html
  12. https://astrogen.aas.org/front/searchdetails.php?agnumber=9920
  13. http://geoffreymarcy.com/web/cv.html
  14. https://www.britannica.com/biography/Geoffrey-W-Marcy
  15. https://www.nature.com/articles/nature.2015.18554
  16. https://www.nature.com/articles/nature.2015.18582
  17. https://www.insidehighered.com/news/2015/10/15/berkeley-astronomer-resigns-over-sexual-harassment-investigation
  18. https://www.nytimes.com/2015/10/15/science/geoffrey-marcy-to-resign-from-berkeley-astronomy-department.html
  19. https://www.science.org/content/article/geoffrey-marcy-prominent-berkeley-astronomer-resigns-after-sexual-harassment-judgement
  20. https://www.nature.com/articles/d41586-021-01461-6
  21. https://www.science.org/content/article/after-outcry-disgraced-sexual-harasser-removed-astronomy-manuscript
  22. https://jpl.nasa.gov/news/exoplanets-2020-looking-back-to-the-future/
  23. https://iopscience.iop.org/article/10.1086/132989
  24. https://adsabs.harvard.edu/full/1996PASP..108..500B
  25. https://newsarchive.berkeley.edu/news/media/releases/2001/01/11_drapr.html
  26. https://newsarchive.berkeley.edu/news/berkeleyan/1996/0124/planets.html
  27. https://imagine.gsfc.nasa.gov/science/featured_science/tenyear/exoplanets.html
  28. https://www.jpl.nasa.gov/news/exoplanets-2020-looking-back-to-the-future/
  29. https://www.jpl.nasa.gov/news/scientists-discover-first-of-a-new-class-of-extrasolar-planets/
  30. https://discovercal.berkeley.edu/lectures/discovering-other-earths/
  31. https://www.theguardian.com/science/2013/jul/30/alien-life-search-nasa-kepler
  32. https://www.nbcnews.com/id/wbna41371098
  33. https://www.pnas.org/doi/10.1073/pnas.1319909110
  34. https://www.researchgate.net/publication/295086057_A_Search_for_Brief_Optical_Flashes_Associated_with_the_SETI_Target_KIC_8462852
  35. https://vascoproject.org/research-publications/
  36. https://www.nature.com/articles/s41598-021-92162-7
  37. https://arxiv.org/abs/2009.10813
  38. https://thedebrief.org/a-new-era-of-optical-seti-the-search-for-artificial-objects-of-non-human-origin/
  39. https://www.[researchgate](/page/ResearchGate).net/publication/275055376_A_search_for_optical_laser_emission_using_keck_HIRES
  40. https://www.nasonline.org/award/henry-draper-medal/
  41. http://50years.ucsc.edu/founders/geoffrey-marcy/
  42. https://www.hklaureateforum.org/en/shaw-prize/586-geoffrey-marcy
  43. https://www.nytimes.com/2019/05/02/science/national-academy-sciences-sexual-harassment.html
  44. https://www.change.org/p/national-academy-of-sciences-remove-sexual-harassers-from-national-academy-of-sciences
  45. https://www.bbc.com/news/world-us-canada-34534238
  46. https://www.npr.org/2015/10/16/448944541/sexual-harrassment-case-shines-light-on-sciences-dark-secrect
  47. https://www.latimes.com/local/abcarian/la-me-ra-abcarian-astronomer-resigns-20151019-column.html
  48. https://www.scientificamerican.com/article/confronting-sexual-harassment-in-science/
  49. https://alumni.berkeley.edu/california-magazine/online/after-star-prof-resigns-uc-president-calls-rethinking-sexual/
  50. http://geoffreymarcy.com/
  51. https://www.buzzfeednews.com/article/azeenghorayshi/marcy-still-getting-paid
  52. https://sites.psu.edu/astrowright/2021/06/11/making-astronomy-safer-an-apology-and-recommitment/
  53. https://pubs.aip.org/physicstoday/online/4972/Widespread-harassment-reported-in-astronomer
  54. https://www.scientificamerican.com/article/how-to-end-sexual-harassment-in-astronomy1/
  55. https://www.nytimes.com/2015/10/11/science/astronomer-apologizes-for-behavior.html
  56. https://beesnblooms.com/?page_id=4312
  57. https://www.chronicle.com/article/geoff-marcys-downfall/
  58. https://www.physics.rutgers.edu/~ajbaker/irons11/
  59. https://www.youtube.com/watch?v=jLNO5nXZoUI
  60. https://airandspace.si.edu/newsroom/press-releases/planet-hunter-geoff-marcy-give-public-lecture-dec-11-national-air-and-space
  61. https://patten.indiana.edu/lectures/profiles/marcy-geoffrey-w.html
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