Sean Patrick Griffin, Professor and Department Head of Criminal Justice at The Citadel, received his Ph.D. in the Administration of Justice (Sociology) from The Pennsylvania State University. Dr. Griffin, a former Philadelphia Police Officer, has authored peer-reviewed articles on the following topics: police legitimacy, police abuse of force, the social construction of white-collar crime, securities frauds, professional sports gambling, international narcotics trafficking and money laundering, political corruption, and organized crime.Dr. Griffin is the author of the critically-acclaimed text Philadelphia's Black Mafia: A Social and Political History (Springer, 2003), and of the best-selling, more mainstream Black Brothers, Inc.: The Violent Rise and Fall of Philadelphia's Black Mafia (Milo, 2005/2007). Each book is being/has been updated and revised to reflect historical events that have transpired since their respective initial publications. In 2007, Black Entertainment Television (BET) based an episode ("Philly Black Mafia: 'Do For Self'") of its popular "American Gangster" series on Black Brothers, Inc. Dr. Griffin was an interview subject and consultant for the episode, which is now re-broadcast on the History Channel and A&E Network, among others.