Pablo Expósito-Campos is a Spanish physician and psychologist who focuses on transgender regret and “detransition.” Expósito-Campos and Kinnon MacKinnon coauthor the Substack newsletter The One Percent.
Expósito-Campos has co-authored work with other conservative and anti-trans activists, including Roberto D’Angelo and “S. Rudd.”
Background
Expósito-Campos is affiliated with the Gender Identity Unit at the Hospital Universitario Doctor Peset in Valencia, Spain, and serves as a researcher and clinician in psychiatry and endocrinology settings.
Selected publications by Expósito-Campos
MacKinnon, Kinnon; Expósito-Campos, Pablo (The One Percent); “S. Rudd” (January 24, 2025). Are adolescents capable of providing consent for gender transition? The One Percent https://theonepercentdetrans.substack.com/p/are-adolescents-capable-of-providing
Expósito‑Campos P, Gómez , Balaguer M, Hurtado‑Murillo F, et al. (2025). Psychological assessment and counseling remain important features of quality care: A descriptive study of individuals who did not start gender‑affirming medical treatment in a gender identity unit in Spain. Endocrinol Diabetes Nutr. 2025;72(2):101533. https://doi.org/10.1016/j.endien.2024.07.006
MacKinnon KR, Expósito‑Campos P, Kinitz DJ, Bonifacio J (2024). Affirming everyone in the rainbow: Is gender‑affirming healthcare “gay conversion therapy?” Healthc Pap. 2024;22(1):55–62. https://doi.org/10.12927/hcpap.2024.28034
Expósito‑Campos P, Pérez‑Fernández JI, Salaberria K (2024). A qualitative metasummary of detransition experiences with recommendations for psychological support. Int J Clin Health Psychol. 2024;24(2):100467. https://doi.org/10.1016/j.ijchp.2024.100467
Gómez‑Gil E, Expósito‑Campos P, Fernández García R, Viadel Jiménez N, et al. (2024). Detransitions after vaginoplasty in a Spanish gender unit. Eur J Clin Invest. 2024;54. https://doi.org/10.1111/eci.14220
Gómez‑Gil E, Expósito‑Campos P, Fernández García R, et al. (2024). 58ASM – 233 PP: Health care for transgender people in Spain: Evolution from 1999 to 2024. Eur J Clin Invest. 2024;54. https://doi.org/10.1111/eci.14220
Expósito‑Campos P, Salaberria K, Pérez‑Fernández JI, Gómez‑Gil E (2023). Destransición de género: Una revisión crítica de la literatura. Actas Esp Psiquiatr. 2023;51(3):98–119. full text: https://otdchile.org/wp-content/uploads/2024/06/Detransicion-de-genero-Una-revision-critica-de-la-literatura.pdf
MacKinnon KR, Expósito‑Campos P, Gould WA (2023). Detransition needs further understanding, not controversy. BMJ. 2023;381:e073584. https://doi.org/10.1136/bmj-2023-073584
Expósito‑Campos P, Gómez‑Balaguer M, Hurtado‑Murillo F, Morillas‑Ariño C (2023). Evolution and trends in referrals to a specialist gender identity unit in Spain over 10 years (2012–2021). J Sex Med. 2023;20(3):377–387. https://doi.org/10.1093/jsxmed/qdac034
Jalowiecka, I., Gomez-Balguer, M., Fernandez-Collazo, P., Morillas-Arino, C., Canete-San Pastor, P., Martinez-Fernandez, G. S., Zomeno-Bravo, G., De Gonzalo-Santos, A. M., Exposito-Santos, P., & Hurtado-Murillo, F. (2024). Reproductive desire and interest in gamete preservation among transgender and gender diverse individuals: Patients’ perspective from a Spanish reference unit [JD]. European Gynecology & Obstetrics, 5(3), 107–111. https://doi.org/10.53260/EGO.235033
Expósito‑Campos P, Pérez‑Fernández JI, Salaberria K (2022). Empirically supported affirmative psychological interventions for transgender and non‑binary youth and adults: A systematic review. Clin Psychol Rev. 2022;100:102229. https://doi.org/10.1016/j.cpr.2022.102229
Expósito‑Campos P, Gómez‑Balaguer M, Hurtado‑Murillo F, et al. (2021).Medical detransition following transgender identity reaffirmation: two case reports. Sex Health. 2021;18(6):498–501. https://doi.org/10.1071/SH21028
Expósito‑Campos P, D’Angelo R (2021). Letter to the Editor: Regret after gender‑affirmation surgery: A systematic review and meta‑analysis of prevalence. Plast Reconstr Surg Glob Open. 2021;9(11):e3951. https://doi.org/10.1097/GOX.0000000000003951
Expósito-Campos, P. (2022). Destransición de género en España: Concepto y perspectivas. Endocrinología, Diabetes y Nutrición, 69(1), 77–78. https://doi.org/10.1016/j.endinu.2020.12.001
Expósito‑Campos P (2021). A typology of gender detransition and its implications for healthcare providers. J Sex Marital Ther. 2021;47(3):270–280. https://doi.org/10.1080/0092623X.2021.1881045
Resources
Substack (substack.com)
- The One Percent
- theonepercentdetrans.substack.com
LinkedIn (linkedin.com)
Google Scholar (scholar.google.com)
- Pablo Expósito-Campos
- scholar.google.com/citations?user=9qiUwT0AAAAJ&hl=es
The Conversation (theconversation.com)
- Pablo Expósito-Campos
- theconversation.com/profiles/pablo-exposito-campos-1509526
CrossFit Games (games.crossfit.com)
- Pablo Expósito Campos
- https://games.crossfit.com/athlete/2616598