Dr. Holloway researches the multilevel contexts in which health risk and protective behaviors occur in order to inform theoretically driven, culturally tailored structural and social network-delivered interventions to improve the health and well-being of sexual and gender minority (LGBT) communities. He is the Principal Investigator of a study funded by the UCLA Center for AIDS Research to understand health risk behaviors among gay, bisexual and other men who have sex with men in the Dominican Republic.