Publications • Page 2
Analysis | Guidance | Legal submissions | Letters | Reports | Responses to consultations | Template emails
and see also our case briefings.
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Reply from the Cabinet Office on civil-service policy
We wrote on 17th November 2025 asking for the withdrawal of the model policy that allows employees to access...
15th January 2026
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Brief of 24 philosophers including Professor Jon Pike as amici curiae, US Supreme Court
For The Governor of Idaho et al v Lindsay Hecox et al and West Virginia et al v BPJ...
13th January 2026
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Brief of Sex Matters as amicus curiae, US Supreme Court
For The Governor of Idaho et al v Lindsay Hecox et al and West Virginia et al v BPJ in support...
13th January 2026
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Brief of Emma Hilton PhD and the International Consortium on Female Sport as amici curiae, US Supreme Court
For The Governor of Idaho et al v Lindsay Hecox et al and West Virginia et al v BPJ in support...
13th January 2026
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Letter to the Prime Minister on single-sex services
On the fiftieth anniversary of the Sex Discrimination Act, we wrote to Keir Starmer to ask for the civil...
29th December 2025
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Why gender medicine isn’t medicine
In October and November 2025 Helen Joyce toured Australia and New Zealand with the Coalition Advancing Scientific Care, Women's...
22nd December 2025
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Defendant’s (City of London) skeleton argument in R (Sex Matters) v City of London
Defence argument in Sex Matters’ judicial review against City of London Corporation in its management of Kenwood Ladies’ Pond.
15th December 2025
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Claimant’s (Sex Matters) skeleton argument in R (Sex Matters) v City of London
Skeleton argument in Sex Matters’ judicial review against City of London Corporation in its management of Kenwood Ladies’ Pond.
15th December 2025
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Witness statement of Maya Forstater in R (Sex Matters) v City of London
Maya Forstater’s statement in support of Sex Matters’ judicial review against City of London Corporation in its management of...
15th December 2025
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Statement of facts and grounds in R (Sex Matters) v City of London
Our statement of facts and grounds for a judicial review concerning the operation of the Kenwood Ladies’ Pond and...
15th December 2025
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Briefing note on BBC bias to the Culture, Media and Sport committee
Sex Matters sent this briefing to members of the government’s Culture, Media and Sport committee when they questioned BBC...
25th November 2025
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Letter to the Secretary of State for Health and Social Care
Sex Matters wrote to the Rt Hon Wes Streeting MP about the planned puberty-blocker trial for gender-questioning children.
24th November 2025
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Letter to the Cabinet Secretary and Head of the Civil Service
Sex Matters wrote to Sir Chris Wormald KCB calling for urgent action to withdraw the Cabinet Office’s model policy...
20th November 2025
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Reply from the Equality and Human Rights Commission on its 2011 code of practice
A reply to our email of 17th November 2025.
19th November 2025
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Template email about positive action based on self-ID instead of sex
This template email is designed to help you tell organisations that programmes and prizes for women and girls must...
14th November 2025
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Letter to the BBC board
We wrote to director-general Tim Davie, chair of the board Samir Shah and other board members to flag that...
11th November 2025
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Letter to the Minister for Women and Equalities
Sex Matters wrote to the Rt Hon Bridget Phillipson MP as the minister responsible for strategic oversight of the...
11th November 2025
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Application to intervene in R (GLP) v EHRC
We have made legal submissions on the proper construction of the Workplace Health and Safety Regulations 1992, and on...
5th November 2025
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Template email to raise concerns about workplace changing rooms
This template email is designed to help you clearly and confidently raise concerns about workplace changing-room policies: the removal...
23rd October 2025
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Workplace facilities factsheet
Employers that do not communicate and enforce clear policies about separate-sex facilities are likely to be in breach of...
23rd October 2025
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Letter to the Joint Committee on Human Rights and the Women and Equalities Committee
We wrote to the committees' chairs to say that the letter from Dr Michael O’Flaherty, the Council of...
17th October 2025
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Crime and Policing Bill: combatting exposure and the importance of single-sex spaces – briefing for peers
Large-print version of this briefing.
15th October 2025
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Information signs for single-sex services
Editable health and safety signs for women's, men's, and mixed-sex facilities.
11th October 2025
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Graphics explaining the law on single-sex services
A series of five downloadable graphics explain how to provide single-sex services with confidence.
11th October 2025
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Providing single-sex services with confidence
A guide for service providers – how to be confident in understanding and using the Equality Act to respect...
10th October 2025
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Gender-critical belief discrimination – briefing
What “gender critical” beliefs are; how employees and others are protected from belief discrimination; and how employers should deal...
10th October 2025
