Leo Dominguez is a Research Analyst at the ISPH. He is a trained Epidemiologist, his expertise includes survey design, statistical modeling, data management, and ethnography. Additionally, he has prior experience in recruiting hard to reach populations using respondent driven sampling in both urban and rural settings with heroin users. His subject matter expertise is in HIV, HCV, Substance use, and Harm reduction. He is fluent in Spanish, and has introductory Romanian language skills.