Professor of Exercise Science, University of South Carolina

Prof of Medicine, Desmond Tutu HIV Centre, University of Cape Town

Professor, Department of Public Health & Mortality Studies, International Institute for

Professor of sport psychology, Queen's University

Senior Researcher, Pew Internet Project and Affiliate, Berkman Center at Harvard University

Priscilla Pond Flawn Regents Professor of Child Development, University of Texas at Austin

New America Fellow, DC; Senior Fellow, Institute for Palestine Studies; Emeritus Professor

University of Massachusetts

Professor of Psychology, University of Washington

Emeritus Professor, International Institute of Social Studies, Erasmus University