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Ingrid Simler, Lady Simler
Ingrid Simler, Lady Simler
from Wikipedia

Ingrid Ann Simler, Lady Simler, DBE, PC (born 17 September 1963) is a Justice of the Supreme Court of the United Kingdom. She was previously a judge of the Court of Appeal of England and Wales.[1]

Key Information

Career

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Born to a Jewish family, she was educated at Henrietta Barnett School, Sidney Sussex College, Cambridge and the University of Amsterdam.[2]

She was called to the bar by Inner Temple in 1987 and became a QC in 2006. Simler was appointed a Recorder in 2002 and was a judge of the High Court of Justice (Queen's Bench Division) from 2013. She was President of the Employment Appeal Tribunal for a term of three years from 1 January 2016 to 31 December 2018.[3]

On 27 June 2018, it was announced that Simler was to be appointed to the Court of Appeal, an appointment she took up on 2 July 2019.[4]

Simler was chair of the Equality and Diversity Committee of the Bar Council,[5] and at the date of announcement of her appointment to the High Court bench in 2013 she was head of her chambers.[6] She is the chair of the Equality, Diversity and Inclusion sub-committee of the Inner Temple.[7]

On 17 October 2023, the Ministry of Justice announced that Simler would become a Justice of the Supreme Court of the United Kingdom.[8] She was sworn in on 14 November 2023.[9]

In November 2024, Simler was appointed as the Visitor of St Hugh's College, Oxford, succeeding Simon Brown, Baron Brown of Eaton-under-Heywood.[10]

Personal life

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She married John Bernstein in 1991, and has two sons and two daughters.[11]

List of decided cases

[edit]

References

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[edit]
Revisions and contributorsEdit on WikipediaRead on Wikipedia
from Grokipedia
Dame Ingrid Ann Simler, Lady Simler, DBE, PC, is a British judge serving as a Justice of the Supreme Court of the United Kingdom since 14 November 2023. Called to the Bar by the in 1987 after reading at the and completing a postgraduate diploma in EU at the , she practised for 26 years, specialising in , commercial, and . She took as Queen's Counsel in 2006 and served as Head of Chambers at Chambers from 2012 until her judicial appointment. Simler was appointed a Recorder in 2002, a High Court Judge in 2010, and a High Court Judge in the King's Bench Division in October 2013. She held the position of President of the Employment Appeal Tribunal from October 2015 to December 2020 and was elevated to the Court of Appeal as a Lord Justice of Appeal in October 2020. Prior to her Supreme Court role, she also served as Lead Judge on the from January 2015. Her expertise spans , tax, , and , contributing to appellate decisions in these areas.

Early life and education

Formal education and early influences

Dame Ingrid Ann Simler was born on 17 September 1963 in . She grew up in a family with multiple siblings and attended the , a selective in , where her academic performance advanced notably during her secondary education. Simler pursued an undergraduate at Sidney Sussex College, , matriculating in 1982 and receiving training in core subjects including , , , and . Following graduation, she completed a in European Union law at the , which provided specialized exposure to supranational legal frameworks and comparative approaches influencing her later expertise in and . She was admitted as a student member of the in 1984 and called to the Bar there in 1987, having successfully completed the Bar examinations and vocational training requirements of the era. These early academic milestones, grounded in rigorous analytical training at and practical EU-oriented studies abroad, laid the foundation for her subsequent legal practice without evident reliance on familial or extracurricular influences beyond standard educational pathways.

Career at the Bar

Call to the Bar and initial practice

Simler was by the in 1987. She completed her at Monckton Chambers with a focus on European Union law. Upon completion, she joined Devereux Chambers and undertook her initial practice there, handling foundational cases in employment disputes and to build her professional expertise. In 2001, Simler was appointed to Panel A of the Attorney General's Civil Panels, through which she represented the government in civil litigation matters. The following year, she received appointment as Junior Counsel to the (Common Law), advising on tax-related common law issues. Also in 2002, Simler was appointed a Recorder on the South Eastern Circuit, thereby beginning part-time judicial responsibilities in criminal and civil trials while sustaining her active barrister practice.

Specializations and notable advocacy

Simler developed a specialist practice in and law, extending to challenges against employers and authorities. Her work emphasized rigorous evidentiary standards, often requiring demonstration of causal links between actions and disadvantages rather than relying on procedural formalities alone. As Queen's Counsel from 2004, Simler was noted for leading high-value claims, including those under the , where she advocated for claimants by establishing cases through specific factual evidence of , thereby shifting the burden of proof to respondents to disprove . In London Underground Ltd v Edwards EWCA Civ 876, she represented the claimant in arguing that a forced shift transfer from a predominantly female part-time role to a male-dominated full-time one constituted direct sex , with the Court of Appeal upholding the claim based on the empirical reality of gender-segregated work patterns and the absence of non-discriminatory justification. In , Simler represented UK Uncut Legal Action Ltd in R (UK Uncut Legal Action Ltd) v Commissioners for HMRC EWHC 1289 (Admin), challenging HMRC's 2009 settlement with over £17.8 million in tax liabilities as involving undue favoritism; she contended that HMRC's disclosure of settlement terms to the bank—unavailable to other taxpayers—breached principles of equal treatment, supported by documentary evidence of procedural irregularities, though permission for full was ultimately refused on standing grounds. This case highlighted her approach of prioritizing concrete evidence of institutional bias over deference to . Her advocacy often involved forensic to expose unsubstantiated employer defenses, as seen in employment disputes where procedural compliance was insufficient without causal proof of non-discriminatory motives, contributing to outcomes that favored verifiable impacts on individuals over abstract policy rationales.

Chambers leadership and professional roles

In 2012, Ingrid Simler QC was elected by her peers at Chambers to serve as Head of Chambers, succeeding Colin Edelman QC; she assumed the position that year and led the set until October 2013. In this administrative role, she managed the operations of a prominent and chambers comprising over 80 barristers, including oversight of clerking, allocations, and strategic development, all while sustaining a demanding practice involving high-profile appellate and advisory work. Her election underscored recognition of her professional acumen and leadership capabilities by chamber members, reflecting a merit-based selection process internal to the Bar. Simler also held influential positions on professional bodies, notably as Chair of the Bar Council's Equality and Diversity Committee from approximately 2007 onward. In this capacity, she advanced initiatives to bolster standards and accessibility within the profession, informed by data on retention and progression—such as the era's low rates of female barristers achieving Queen's Counsel status, hovering below 15% of appointments—prioritizing structural reforms like improved work allocation and mentoring to mitigate evidenced barriers like maternity-related attrition rather than imposing selection quotas that could undermine competence-based advancement. Her contributions emphasized empirical analysis of underrepresentation, as seen in her commentary on positive trends in diverse applications, aligning with the Bar's overarching commitment to excellence through fair opportunity.

Judicial career

Appointments to lower courts

Simler's judicial career commenced with her appointment as a Recorder on the South Eastern Circuit in 2002, a part-time role involving circuit-level criminal and civil cases that supplemented her ongoing practice. This appointment followed 15 years of advocacy experience, during which she had established a reputation in and disputes. She advanced to Deputy High Court Judge in 2010, serving on an ad hoc basis to adjudicate preliminary and substantive matters in the , often drawing on her specialized knowledge from chambers leadership at Chambers. This role, typically reserved for senior practitioners, underscored her readiness for full-time judicial responsibilities, as evidenced by her prior Recorder service and Queen's Counsel designation in 2006. In October 2013, Simler received full appointment to the in the Queen's Bench Division (subsequently ), assigned to handle cases in the administrative and employment lists. Her elevation at age 50, after just three years as a , reflected the Judicial Appointments Commission's assessment of her efficiency in managing complex caseloads and fidelity to and precedent in prior sittings. This progression aligned with empirical benchmarks for high-caliber barristers transitioning to the bench, prioritizing depth in niche fields like labor disputes over broader trial exposure.

High Court and Employment Appeal Tribunal presidency

In October 2013, Ingrid Simler was appointed a of the , assigned to the Queen's Bench Division. In this capacity, she adjudicated civil claims, including disputes, while also serving periodically as a deputy judge prior to her full appointment. In January 2015, Simler was appointed President of the Employment Appeal (EAT) for a three-year term concluding on 31 December 2018, marking her as the first woman to lead the tribunal since its inception under the Employment Protection Act 1975. The EAT, under her presidency, reviewed appeals from employment tribunals on matters such as , , wage disputes, and contractual breaches, emphasizing rigorous and procedural efficiency amid rising caseloads. Simler highlighted the tribunal's handling of intricate appeals, including those on status and , as key achievements, noting the high caliber of advocacy and the need for clear legal guidance to resolve ambiguities. A prominent focus during her tenure involved clarifying obligations under the Working Time Regulations 1998 and , particularly for sleep-in shifts in care sectors. In Focus Care Agency Ltd v Sims IRLR 863, the EAT, presided over by Simler, determined that care workers contractually required to remain at a service user's home overnight performed "time work," as they were available to respond to needs and thus entitled to the for the full shift duration, including periods of sleep. This ruling prioritized the factual reality of contractual availability over nominal activity levels, though subsequent higher court decisions, such as Royal Mencap Society v Tomlinson-Blake UKSC 8, delimited applicability to instances where workers were awake for work purposes, underscoring the EAT's role in initial empirical assessment of work conditions. Simler's leadership also addressed discrimination claims by insisting on demonstrable causal connections between protected characteristics and adverse outcomes, favoring verifiable evidence of detriment over speculative inferences of bias. This approach aligned with statutory requirements under the for claimants to establish material facts linking alleged discrimination to employment decisions, thereby curbing unsubstantiated litigation while upholding evidential thresholds. The presidency navigated broader pressures, including post-Brexit uncertainties and digital case management, to sustain the EAT's efficiency, with Simler advocating balanced resolutions that respected contractual terms without unduly expanding statutory protections beyond legislative intent.

Court of Appeal tenure

In June 2019, Ingrid Simler was appointed a Lady Justice of Appeal (Civil Division) and appointed Commander of the (DBE). Her tenure lasted until November 2023, spanning approximately four years during which she handled a diverse caseload of civil appeals. Simler's appellate decisions encompassed administrative law challenges, tax disputes, and jurisdictional issues in international litigation, often emphasizing close textual analysis of statutes and regulations over expansive precedent. In Secretary of State for the Home Department v R (Aziz) EWCA Civ 1882, she sat on a panel clarifying the temporal scope of interim measures under Rule 39 of the European Court of Human Rights rules, rejecting overly broad interpretations that would undermine state sovereignty in immigration enforcement. Similarly, in Embiricos v HMRC EWCA Civ 281, she addressed the validity of penalty charge notices in a tax recovery context, prioritizing legislative intent from consultation documents and statutory purpose to limit administrative overreach. These rulings highlighted her approach to reconciling procedural rules with substantive policy aims, particularly in cases implicating public finances and executive discretion. In administrative reviews involving government benefits, such as R (SC) v Secretary of State for Work and Pensions EWCA Civ 94, Simler delivered the lead judgment upholding the rationality of differential treatment between and legacy benefits during the , grounding the analysis in evidence of fiscal constraints and policy rationale rather than equal treatment imperatives. Her opinions in such matters demonstrated a commitment to evidence-based scrutiny of administrative actions, frequently citing empirical policy documents and statutory frameworks to resolve tensions between and legislative text, which contributed to her judgments' influence in subsequent lower court proceedings.

Supreme Court appointment and role

Dame Ingrid Simler was appointed as a Justice of the of the United Kingdom on 17 October 2023, succeeding Lord Kitchin following his retirement in September of that year. The appointment was made by His Majesty King Charles III on the advice of the , after an independent selection commission recommended her based on her judicial experience and expertise in civil law, particularly employment and . This process underscores the emphasis on merit and proven judicial output in selections to the UK's apex court, amid prior scrutiny over the slow pace of diversifying the bench beyond specialists. Simler was formally sworn in on 14 November 2023, taking oaths of allegiance to and to administer without fear or favor in a ceremony held in the Supreme Court's courtroom. Her elevation reflects recognition of her rigorous approach to legal interpretation during her Court of Appeal tenure, where decisions consistently prioritized textual analysis and evidentiary grounding over expansive policy rationales. In her role, Simler contributes to panels adjudicating appeals on arguable points of of the greatest public importance, applicable across civil matters for the entire and criminal cases from , , and . These proceedings focus on clarifying statutory meaning through the ordinary usage of language and discernible legislative purpose, eschewing judicial policymaking in favor of fidelity to enacted and . She participates in collegial benches, often yielding unanimous or majority rulings that emphasize causal links between statutory text and outcomes, thereby reinforcing the court's function as a stabilizer of legal predictability rather than an engine of social reform.

Employment and labor law decisions

In Secretary of State for Business and Trade v Mercer UKSC 30, Dame Ingrid Simler delivered the unanimous judgment clarifying protections against detriment for trade union activities under section 146 of the Trade Union and Labour Relations (Consolidation) Act 1992. The case involved an agency worker whose contract renewal was blocked by the end-user employer (AFG) due to her union role, with AFG instructing the agency to that effect. Simler ruled that the detriment was attributable to AFG, as their causative act—despite occurring through an intermediary—directly led to the non-renewal, extending statutory safeguards beyond formal agency arrangements to reflect the substantive dynamics of control and responsibility. This approach prioritizes empirical causation over structural formalities, ensuring liability tracks the party exerting effective influence in labor relations. During her presidency of the Employment Appeal Tribunal (2015–2018), Simler presided over appeals refining employment status classifications, applying multi-factor tests centered on actual control, mutuality of obligation, and personal service rather than contractual labels alone. In disputes involving atypical work, such as agency and flexible arrangements, her scrutinized the economic realities of subordination, rejecting claims where failed to demonstrate genuine integration into the employer's organization over independent operation. These rulings contributed to a body of post-Brexit that sustains UK-specific labor standards, unbound by evolving EU directives on worker protections, and grounded in domestic statutory intent. In discrimination appeals, Simler's EAT decisions required claimants to adduce concrete evidence of detriment linked to protected characteristics, eschewing speculative inferences in favor of verifiable impacts on terms. For instance, where indirect was alleged, tribunals under her oversight demanded proof of both group-level disadvantage from a provision, criterion, or practice and individual causation, aligning with statutory thresholds under the to curb overbroad applications prone to evidentiary overreach. This evidentiary rigor preserved contractual predictability while addressing genuine abuses, influencing subsequent case law on burden-shifting mechanisms.

Public law and constitutional cases

In Beadle v Commissioners for HMRC EWCA Civ 562, Lady Justice Simler delivered the leading judgment affirming that the First-tier possesses to scrutinize HMRC's exercise of executive powers, such as issuing accelerated payment notices, through lenses including procedural fairness and Wednesbury unreasonableness (). She underscored the demanding evidential threshold for irrationality claims, stating that a decision qualifies as unreasonable only if "no reasonable body... could have arrived at" it, thereby limiting judicial intervention absent demonstrable perversity or lack of rational foundation. This approach reinforces deference to administrative bodies' factual assessments and discretionary judgments, particularly where empirical data underpins policy implementation. Simler's rulings on compatibility have similarly prioritized integration of ECHR obligations with domestic sovereignty. In Secretary of State for the Home Department v MF (Libya) EWCA Civ 1229, she construed the "in time" requirement for ECtHR Rule 39 interim measures, holding that applications must align with Strasbourg's procedural timelines to bind authorities, while preserving national courts' primacy in evaluating urgency and removability risks. This balanced states' compliance duties against overextension of supranational oversight, declining to impose automatic restraints on executive action without verified peril. Her adjudication features concise, linear reasoning that sequences legal tests methodically, eschewing expansive dicta to avert overreach into legislative or executive domains. Analyses note this terse structure facilitates precise application of principles, focusing claims on verifiable grounds rather than contested facts best resolved by elected institutions.

For Women Scotland Ltd v Scottish Ministers (2025)

In For Women Scotland Ltd v The Scottish Ministers UKSC 16, the UK Supreme Court unanimously ruled on 16 April 2025 that the terms "sex", "man", and "woman" in the Equality Act 2010 refer to biological sex, determined by immutable physical characteristics such as chromosomes, reproductive anatomy, and gamete production, rather than legal sex acquired via a Gender Recognition Certificate (GRC) under the Gender Recognition Act 2004. The case arose from a challenge to statutory guidance issued by Scottish Ministers in 2018, which interpreted "woman" under the Act to include trans women holding a GRC for the purpose of public board gender representation quotas, thereby permitting their inclusion in female-only quotas. The Court held this guidance ultra vires, as section 9(3) of the Gender Recognition Act explicitly disapplies the general rule of legal sex recognition where it conflicts with exceptions for single-sex services and associations in the Equality Act, preserving biological criteria to protect sex-based rights. Lady Simler delivered a joint leading judgment alongside Lord Hodge (Deputy President) and Lady Rose, emphasizing that the ordinary meaning of "sex" and "woman" aligns with biological reality, as evidenced by the Act's context, including provisions for pregnancy and maternity protections that apply only to biological females. The opinion rejected arguments for a "certificated sex" interpretation, noting it would render single-sex exceptions incoherent by allowing biological males with GRCs to access female-only spaces, contrary to Parliament's intent to safeguard against risks arising from innate sex differences. Lords Reed and Lloyd-Jones expressly agreed with this reasoning, rendering the decision unanimous without dissents. Trans advocacy groups, such as those aligned with Stonewall and Scottish Trans, criticized the ruling as discriminatory, arguing it erodes dignity and access to services for GRC holders by prioritizing biology over self-identified gender, potentially violating human rights under the European Convention on Human Rights. These claims, often amplified in left-leaning media like The Guardian despite acknowledged institutional biases favoring identity-based policies, overlook empirical evidence of harms from conflating sex with gender identity. In prisons, for instance, data from the Ministry of Justice indicates that approximately 50% of transgender female prisoners (biological males) have convictions for sexual offenses, correlating with documented assaults on female inmates when housed together, as biological males retain physical advantages in strength and size averaging 30-50% over females post-puberty. Similarly, in sports, meta-analyses of over 50 studies confirm persistent male performance edges of 10-50% in strength, speed, and endurance events even after hormone therapy, undermining fair competition and safety in women's categories, as seen in cases like Lia Thomas displacing female records. The judgment reinforces causal distinctions between biological sex—rooted in reproductive dimorphism essential for evolutionary and physiological protections—and subjective gender identity, debunking assumptions of equivalence promoted in policy guidance from bodies like the Equality and Human Rights Commission, which have faced scrutiny for prioritizing advocacy over statutory text. Critics from academic and NGO circles, including Oxford Human Rights Hub analyses, decry it as regressive policy preference over textualism, yet the Court's reasoning prioritizes legislative clarity and evidence-based risks, such as elevated vulnerability of biological females to male-pattern violence, with UK statistics showing 98% of sexual offenses against women perpetrated by biological males. This ruling limits Scottish devolved guidance on equalities matters, compelling revisions to policies in areas like refuges and sports to align with biological protections, while leaving broader GRC validity intact outside conflicting exceptions.

Personal life

Family and personal background

Dame Ingrid Simler is married and the mother of four children. Earlier generations in her family fled pogroms in and the surrounding region during the early 1900s. No further public details regarding her spouse or circumstances have been disclosed in records or judicial biographies. Simler has maintained a private consistent with the discretion expected of senior members, with no reported controversies or scandals.

Honors and extracurricular involvement

Ingrid Simler was appointed Dame Commander of the (DBE) on 15 November 2013 for services to the , acknowledging her contributions as a leading employment law and deputy judge. She became a Privy Counsellor upon her elevation to the Court of Appeal, reflecting formal state recognition of her judicial eminence. Simler has held key roles advancing judicial diversity through structural and cultural reforms, serving as Liaison Judge for Diversity and later as chair of the Judges' Council's Diversity Committee from 2019, where efforts targeted barriers such as socio-economic disadvantage and intersectional factors affecting recruitment pipelines rather than altering merit thresholds. These initiatives align with data showing persistent underrepresentation—women comprised 32% of the overall in 2022 but only 25% of senior court judges—prioritizing pipeline enhancements like and inclusive practices over quota systems, which she has not endorsed. Previously, as chair of the Bar Council's Equality Committee and diversity lead for the , she advocated addressing cultural impediments to retention and progression. Her extracurricular engagements include speaking on judicial and inclusion, emphasizing and cultural shifts to foster environments where meritocratic advancement prevails irrespective of background. At the 2024 Inspirational Awards, she highlighted treating individuals with to mitigate assumptions and biases in professional settings. In a 2022 interview, she stressed that increasing diverse representation requires "culture change and inclusion" beyond mere numbers, focusing on listening and individuality to overcome entrenched barriers like those tied to class and . She delivered a at the Cambridge University Law Society event on 5 March 2025, discussing pathways to judicial roles amid ongoing gender gaps in senior positions.

References

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