Anton Castellanos Usigli


Antón Castellanos Usigli, MPH, is a public health professional, consultant, advocate and blogger committed to global sexual health and sexual rights. He started promoting sex education in Cuernavaca, Mexico, where he organized the first sex education Conference at just 19 years of age. In 2011, he founded the Youth Initiative at the World Association for Sexual Health (WAS). Antón is a Member of the Global Advisory Board (GAB) on Sexual Health and Wellbeing, a group of global experts brought together by Durex to advance the links between sexual health, sexual rights and sexual pleasure across policies and programs. 

As a consultant, he has worked for the Northern Manhattan Perinatal Partnership (NMPP), for RNW Media, the International Planned Parenthood Federation (IPPF) and the United Nations Population Fund (UNFPA). In the past, he also worked for the Mexican Federation of Sexuality Education & Sexology in Mexico City and for the Western Pacific Regional Office of the World Health Organization (WHO) in Manila, Philippines. Currently, Antón is the Manager of an HIV/STIs prevention program at Wyckoff Heights Medical Center in Brooklyn, New York, focused on Hispanic men who have sex with men and women.

He has a Masters of Public Health from Columbia University in New York City and he has been a speaker in Congresses across eleven countries. Antón is the co-author of "Fulfil! Guidance Document for the Implementation of Young People’s Sexual Rights (IPPF-WAS, 2016)" and writes the Blog Sexual Observer.

Anton Castellanos Usigli
Anton Castellanos Usigli


Title Column sortedPublished Sort column
Congreso morelense interescolar sobre sexualidad humana. Promoting comprehensive sexuality education at high schools in Cuernavaca, Moreles, Mexico: The experience of a 20-year old psychology student.2009
FULFIL: A Guide to Translate Young People's Sexual Rights into Practice2018
From Japan, Spain and Colombia: Youth Discussions in Three Continents and their Implications for the Most Vulnerable2013
Sexual Pleasure: From a Comprehensive Definition to Practical Implementation – A Panel Discussion2017
Sexual Rights & Young People; Where are we? Where are we going?2016
Sexual pleasure: voices of young people from around the world2015
Towards a WAS Youth Initiative2011



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WAS - World Association fro Sexual HealthSociety of Australian SexologiestsAustralian Centre for Sexual HealthashnAOFSCSEPI - Council of Sex Education and Parenthood (International)SASSM