Rebecca Shiner is an American psychologist and anti-transgender activist. Shiner has signed an open letter from anti-trans hate group Genspect attacking the APA book Gender-Affirming Psychiatric Care. Shiner collaborated on a 2025 publication funded by anti-trans hate group Society for Evidence-Based Gender Medicine.
Background
Rebecca L. Shiner earned a bachelor’s degree from Haverford College in 1990. After working as a research assistant at Harvard Medical School from 1991 to 1992, Shiner earned a doctorate from University of Minnesota in 1998, followed by an internship at University of Rochester School of Medicine and Dentistry in 1998 to 1999.
Shiner has taught at Colgate University since 1999.
2025 mastectomy paper
Anna Miroshnychenko is lead author of an evidence review funded by hate group Society for Evidence-Based Gender Medicine (SEGM). According to PROSPERO:
Collaborators
- Dr Alison Clayton, University of Melbourne
- Dr Patrick Hunter, University of Central Florida College of Medicine
- Dr William Malone, Idaho College of Osteopathic Medicine
- Dr Lori Regenstreif, McMaster University
- Dr Kristen Dahlin, Dialectical Behavior Therapy Center of San Diego
- Dr Julia Mason, Calcagno Pediatrics
- Dr Lisa Littman, The Institute for Comprehensive Gender Dysphoria Research
- Dr Rebecca Shiner, Colgate University
- Dr Chan Moruzi, Independent researcher
- E. Abbruzzese, Society for Evidence-based Gender Medicine
- Dr Steven Montante, Montante Plastic Surgery & Aesthetics
Funding: This systematic review is part of a large research project funded through a research agreement between the Society for Evidence-based Gender Medicine (SEGM), the sponsor, and McMaster University. None of the team members received financial compensation directly from SEGM to conduct this work.
Selected anti-trans writing by Shiner
Miroshnychenko, A., Roldan, Y. M., Ibrahim, S., Kulatunga-Moruzi, C., Dahlin, K., Montante, S., Couban, R., Guyatt, G., & Brignardello-Petersen, R. (2024). Mastectomy for Individuals with Gender Dysphoria Younger Than 26 Years: A Systematic Review and Meta-Analysis. Plastic & Reconstructive Surgery, 155(6), 915–923. https://doi.org/10.1097/prs.0000000000011734
Genspect, Shiner, and signatories (January 2, 2024). Open letter to the APA. https://genspect.org/open-letter-to-the-apa/
Resources
Colgate University (colgate.edu)
- Rebecca Shiner
- colgate.edu/about/directory/rshiner
LinkedIn (linkedin.com)
Google Scholar (scholar.google.com)
- Rebecca Shiner
- scholar.google.com/citations?user=XYqbwxkAAAAJ
ResearchGate (researchgate.net)
- Rebecca L. Shiner
- researchgate.net/profile/Rebecca-Shiner-2
X/Twitter (x.com)
Substack (substack.com)