Dr. Tross is Co-Director of the HIV Center's Intervention Science Core. In addition, she is Director of Psychology, Education, and Training, Department of Psychiatry and Behavioral Health, St. Luke's Roosevelt Hospital Center. Since 1986, Dr. Tross has conducted several HIV intervention and substance abuse intervention research programs, and has particularly worked on community-based, peer-based, and street-outreach programs programs with drug-involved women. She is currently the Principal Investigator of a multisite project in the National Institute on Drug Abuse (NIDA) Clinical Trials Network on HIV/STD safer-sex skills groups for women in methadone maintenance or psychosocial outpatient drug treatment programs. <back to top>