Professor, School of Social Welfare, University of California, Berkeley, where his focus is on Latino psychosocial and health problems. He teaches courses on stress and coping, psychopathology, race/ethnic relations, and social work practice with Latino populations. He conducts research in the area of HIV prevention with Latino migrant laborers, is editor of HIV Prevention with Latinos: Theory, research and practice published in 2012 by Oxford University Press, and author of Solving Latino psychosocial and health problems: Theory, practice, and populations published in 2007 by John Wiley & Sons, Inc. He serves on the senior editorial board of the American Journal of Community Psychology, and on the editorial boards of the Hispanic Journal of the Behavioral Sciences, and the Journal of Ethnic and Cultural Diversity in Social Work. From 2004-08 Organista was appointed to the Office of AIDS Research Advisory Council at the National Institutes of Health, and from 2010 to 2015 he was PI of a federal R01 grant from the NIAAA to develop and test a structural environmental model of alcohol-related HIV risk in Latino migrant day laborers in the San Francisco Bay Area. Organista is a Trustee of the Latino Community Foundation, and former trustee of the San Francisco Foundation (2008 to 2018). In 2020, Organista was inducted as a Fellow of the American Academy of Social Work and Social Welfare.