Dr. Fisher’s research involves conceptualizing and testing basic models of the social and psychological determinants of health related behaviours, including human sexual and reproductive health risk and preventive practices, sexual function and dysfunction, and chronic disease and diabetes self-management. Recent work focuses on determinants of HIV preventive behaviour, interventions to promote safer sex and adherence to antiretroviral therapy among HIV+ persons, contraceptive utilization, male and female sexual function, the impact of pornography on behavior, and research concerning of the pharmacotherapy of male and female sexual dysfunction.