Virginia Tech

Professor of Preventive Medicine, Psychology, & Psychiatry, Northwestern University

Professor of Public Policy, University of Virginia

Research Investigator, University of California, San Diego

Professor of Psychology, Ruhr University Bochum

SJ Axelrod Collegiate Professor of Health Management and Policy, University of Michigan

The National Drug and Alcohol Research Centre, University of New South Wales, Australia

Sam Houston State University

Director, HIV and AIDS Progam, Population Council

Chapman University