Emeritus Professor of Sociology and Criminology, Northeastern University

University of Vermont, Professor

Executive Director of Gun Violence Research, Rockefeller Institute of Government

Professor of Criminal Justice, University of Washington Tacoma

William Paterson University

PhD Student, School of Criminal Justice, Michigan State University

University of Guelph

Professor Emeritus, Wurzweiler School of Social Work, Yeshiva University

University of Colorado Denver

Texas Christian University