Dr. Az Hakeem (MBBS, FRCPsych, Msc M.InstGA) is a top gender expert. He is a Consultant Psychiatrist and Visiting Professor in Psychiatry & Applied Psychotherapy. He ran a specialist Gender Dysphoria service in the NHS for 12 years. He now practises in the private sector at The Priory Hospital Roehampton and at Harley Street. He is a Visiting Professor at Bradford Universityand a Senior Clinical Lecturer at The University of New South Wales, Australia. Az has a wealth of media experience. He was an on-screen resident psychiatrist alongside Davina McCall on Channel 4's Big Brother, and a psychotherapist and co-presenter on E4's Wife Swap: The Aftermath. He has also appeared as Resident Psychiatrist on Weekend Sunrise in Australia and GMTV in the UK.
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Fintan B Harte (MA, MB, BCh, Dobs, DCH, FRCPsych, FRANZCP) is a Consultant Psychiatrist with over twenty years’ experience as a gender specialist working in transgender health.

Andrew Ives (MB, ChB, FRACS) is a qualified Plastic and Reconstructive Surgeon based in Melbourne.

Rosemary Anne Jones (MB, ChB, FRCOG, FRANZCOG) trained in Obstetrics and Gynaecology in Natal, and thereafter in Groote Schuur Hospital in Cape Town.

Elizabeth Riley (PhD, MA(Couns), BSc) is a Sydney-based counsellor, academic and clinical supervisor specialising in gender identity.

Melissa Vick (BA, BMus, DipEd, MEd, PhD) spent most of her life as a teacher, researcher and scholar as James Cook University, Australia. She transitioned relatively late at 62 and remained in her academic position until her retirement in late 2012.

Kevan Wylie (MD FRCP, FRCPsych, FRCOG, FECSM) is a Consultant in Sexual Medicine, Porterbrook Clinic, Sheffield; Honorary Professor of Sexual Medicine, University of Sheffield; and President at the World Association for Sexual Health.

Luka Griffin is a young transgender man, living in Queensland, Australia. In November 2016, Luka was the first transgender teen in North Queensland to succeed in securing testosterone treated through the Family Court process, setting a vital precedent for future transgender youth.