Sheldon Greenberg, PhD, served as Professor of Management in School of Education, Division of Public Safety Leadership.  He was also Associate Dean for more than a decade, during which time he led the Police Executive Leadership Program and established University partnerships with the U.S. Secret Service and U.S. Immigration and Customs Enforcement (ICE).  For almost two years, Greenberg served as Associate Dean and Interim Director of the Johns Hopkins Division of Business and Management (currently the Carey Business School).  His primary research interests are police patrol, the relationship between police and public health, police organizational structure, highway safety, campus and school safety, the role of the police in community development, and community organizing.

Prior to joining Johns Hopkins University, Greenberg served as Associate Director of the Police Executive Research Forum (PERF), the nation’s largest law enforcement think tank and center for research.  He began his career with the Howard County, MD, Police Department, where he served as a patrol officer, supervisor, director of the police academy, director of research and planning, and commander of the administrative services bureau.  He worked with the U.S. Marshals Service, U.S. Border Patrol, Department of Justice, and Department of State, as well as with police agencies in Cyprus, Jordan, Kenya, Panama, Hungary, Pakistan, and the Czech Republic.

Greenberg served on national commissions and task forces on violence in schools, race-based profiling, police response to people who have mental illness, police recruiting, highway safety, military deployment, and homeland defense.  He serves as a member of the Federal Law Enforcement Training Accreditation Board.

Greenberg is the author of numerous articles and several books including Stress and the Helping Professions, Stress and the Teaching Profession, and On the Dotted Line, a guide to hiring and retaining police executives.  He has completed his fourth book, Mastery of Police Patrol, to be published by Pearson Prentice-Hall, and is working on his fifth book on managing community fear.