- Dr. Ross Tucker, PhD (South Africa) – Biological Perspectives on Transgender Athletes in Sport 2022
- Dr. Ross Tucker, PhD (South Africa) – PPT Presentation to CWI Transgender Sport 5/24/22
- Dr. Mike Joyner (Mayo Clinic) – Sex Differences and Human Physiology
- Dr. Ross Tucker, PhD (South Africa) – Why Transgender Athletes Threaten Fairness in Women’s Sport (podcast)
- National Institute of Health – Definitions of Sex and Gender
- Press Release – 7605 Signatories Petition for Transgender Fairness – April 15, 2022
- Law and Policy, Transgender Participation in Sports – Nancy Hogshead-Makar and Donna Lopiano – May 28, 2022
