University of Oxford

Professor, Medical Geography, University of Florida

President, Biomedware

Dept of Geography, Carolina Population Center, University of North Carolina at Chapel Hill

Professor and Chair, Department of Health Management and Policy, Drexel University

Assistant Professor of Clinical Epidemiology (in Psychiatry), Columbia University

Clinical Associate Professor, University of Illinois

Professor, Temple University, Geography

University of Alabama

Instituto Nacional de Salud Pública