Dr. Gray is an applied community psychologist and a methodologist with 20 years of experience conducting research and evaluations of programs and policies aimed to promote community health, equity, and access to healthcare. She has a background in mixed methods research, with specific training in longitudinal designs and analysis, quasi-experimental research, survey methods, and qualitative data collection and analysis. Her recent work has focused on exploring and addressing barriers to accessing healthcare and harm reduction materials for people in marginalized communities, including low-income individuals and people with substance use disorders.