Dr. McCollister is a Professor and Health Economist in the Department of Public Health Sciences (DPHS) at the University of Miami Miller School of Medicine. She is also the Director of the Division of Health Services Research and Policy in the DPHS. Dr. McCollister’s primary research focuses on economic evaluation (cost-effectiveness and benefit-cost analyses) of treatment interventions for individuals with substance use disorders, including criminal offenders and pregnant/parenting women. Her studies include economic evaluations of prison-based treatment; adult and juvenile drug courts; continuing care and recovery management strategies for chronic substance users; screening, brief intervention, and referral to treatment; and medication-assisted treatment for opioid use disorders. Dr. McCollister has also conducted economic studies of family-based HIV and drug use preventive interventions for Hispanic youth, an early childcare center obesity prevention program, and school-based primary care health centers among disadvantaged communities in Miami-Dade County. Other work has focused on looking at environmental, organizational, and economic factors impacting the implementation of evidence-based practices in juvenile justice and behavioral health systems.