March of Dimes
National Board of Trustees
University of Georgia, College of Public Health
Patel Distiguished Professor of Public Health, Chair, Department of Epidemiology and Biostatistics
Centers for Disease Control and Prevention
Director, NCDBDDD
US Public Health Service
Assistant Surgeon General, PHS
American Public Health
Member, Executive Board
University of Puerto Rico
Dean, Graduate School of Public Health
National Immunization Program, CDC
Deputy Director
American Public Health Association
Executive Board
American Academy of Pediatrics
Chair, PR Chapter
University of Georgia College of Public Health
Patel Distinguished Professor of Public Health, University of Georgia
Harvard School of Public Health