Reports
Including research, analysis, policy recommendations, and surveys done by Sex Matters.
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What happened at Sussex University?
What led the University of Sussex to adopt an unlawful policy that led the Office for Students to fine...
1st April 2025
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Support rising for clarity on sex in law, new poll shows
A one-page summary of our December 2024 YouGov poll showing that a majority of the public want clarity about...
14th January 2025
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YouGov / Sex Matters survey results, December 2024
Results of fieldwork on 18th–19th December 2024. Published by YouGov.
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Summary report: Sex and the Data Bill – beware of building digital identities on sand
The government’s new trust framework for digital verification services has a critical flaw: government data itself is not trustworthy...
6th December 2024
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Sex and the Data Bill
The government's new trust framework for digital verification services has a critical flaw: government data itself is not trustworthy...
18th November 2024
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Digital verification services
– how the government can solve the problem about sex (or else sleepwalk into chaos)
17th April 2024
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The Cass Review – initial analysis
The Cass Review of gender-identity services for children and young people has published its final report and recommendations. Sex...
10th April 2024
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WPATH in the UK
A list of organisations in the UK influenced by the World Professional Association for Transgender Health, and lobby groups...
5th March 2024
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The House of Lords debate on conversion therapy
On Friday 9th February 2024 Baroness Burt’s Private Member's Bill proposing a ban on "conversion therapy" was debated in...
21st February 2024
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Women’s services: a sector silenced
This report by Matilda Gosling and Sex Matters examines the effects of gender-identity beliefs on the women’s sector, based...
15th January 2024
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Women’s services: a sector silenced – summary report
A summary of our report examining the effects of gender-identity beliefs on the women’s sector, including the results of...
15th January 2024
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The Istanbul Convention and sex-based rights
A two-page summary of our shadow report Sex and the law in the UK. Read the full report.
31st December 2023
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Sex and the law in the UK
Shadow report on the implementation of the Council of Europe Convention on Preventing and Combating Violence Against Women and...
31st December 2023
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Policy proposal: Legislation to ban modern conversion therapy
Any law to ban conversion therapy should seek to solve problems that exist today, not symbolically fight the battles...
25th October 2023
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Making the Equality Act clear – the story so far
This is the story so far, but it is just the beginning. The next stage in the campaign is...
25th September 2023
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Keeping children safe as girls and boys in education
The first review of the UK's legal framework on sex and gender in education shows that thousands of schools...
4th September 2023
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Sex Matters poll results as graphics (for printing)
A six-page graphical summary of the figures from our poll: a nationally representative sample of over-18s, polled online on...
5th June 2023
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Sex Matters poll results as graphics (for screen)
A six-page graphical summary of the figures from our poll: a nationally representative sample of over-18s, polled online on...
5th June 2023
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Sex Matters poll results
Six questions about transwomen answered by a nationally representative sample of over-18s, polled online on 15th May 2023 by...
5th June 2023
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It’s time to make the Equality Act clear
This 20-page booklet explains why we have asked the government to consider clarifying the meaning of “sex” in the...
5th June 2023
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Why social transition in schools is not possible and government guidance should say so clearly
It is not possible to treat any child as if they are a member of the opposite sex in...
23rd May 2023
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Lesbians without liberty
With a foreword by Joanna Cherry, this document investigates how the UK denies freedom of association to women who...
24th February 2023
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Freedom of belief matters
Sex Matters’ response to a call for input by the United Nations’ Independent Expert on protection against violence and...
16th January 2023
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Sex and gender in schools: what government guidance needs to say
Sex Matters analyses what the Department for Education’s guidance should say, and sets out ten principles against which it...
13th January 2023
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Gender Recognition Reform (Scotland) Bill and the UK
This paper, prepared by Sex Matters, considers whether the Gender Recognition Reform (Scotland) Bill (GRR Bill) is within the...
6th January 2023
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Gender-questioning teenagers: puberty blockers and hormone treatment vs placebo
This technical paper adds to the literature on the treatment of gender dysphoria by using data from comparable studies...
15th December 2022
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The need for a joined-up approach to children with gender dysphoria
Sex Matters’ response to NHS England’s interim service specification. We call on the NHS, the DfE, Ofsted and the...
29th November 2022
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Why Sex Matters is calling for clarification of the Equality Act 2010 – a briefing
Sex Matters has launched a petition calling on the government to clarify that in the Equality Act 2010, “sex”...
11th November 2022
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How can the Equal Treatment Bench Book be made fit for purpose?
The Bench Book is produced by the Judicial College for judges and magistrates in England and Wales as a...
7th November 2022
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Why single-sex services matter: privacy, dignity, safety and choice (full report)
Full report (133 pages): see also 30-minute read and key findings. Over the past few years many single-sex services...
18th July 2022
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Why single-sex services matter: privacy, dignity, safety and choice (key findings)
Key findings: see also full report (133 pages) and 30-minute read. Over the past few years many single-sex services...
18th July 2022
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Why single-sex services matter: privacy, dignity, safety and choice (30-minute read)
30-minute read: see also full report (133 pages) and key findings. Over the past few years many single-sex services...
18th July 2022