The author’s career has included federal, state, county and local law enforcement in the New York City metropolitan area. The majority of the criminal cases which he investigated and prosecuted involved organized crime. In many instances his use of court-ordered electronic surveillance provided invaluable insights into the inner workings of syndicated crime families. In addition, he has been a local elected official being twice selected as mayor in the community where he resides. Now an associate professor at St. John’s University, New York, his course materials include law enforcement, organization and management, and the history of organized crime. Casaleggio attended The University of Tennessee Law School and received his Juris Doctorate from Saint John's University in 1972. He was admitted to practice law in New York, New Jersey and before The United States Supreme Court. Casaleggio began his legal career in 1972 as a law clerk in the United States Attorneys Office for the Southern District of New York. He began his career as a prosecuting attorney in 1973 in Union County, New Jersey as an assistant prosecutor where he handled adult jury trials, juvenile cases, grand jury investigations and appeals. From 1975 to 1985, Casaleggio served as Chief Assistant Prosecutor in Passaic and Morris Counties where he specialized in the investigation of organized crime and supervised their narcotics task forces. Casaleggio received specialized training in electronic surveillance investigation at the Cornell University Institute on Organized Crime and advanced trial tactics at the National College of District Attorneys. He was designated as an instructor for The New Jersey Police Training Commission and taught at various county police academies and the New Jersey State Police Academy. In 1985, Casaleggio was appointed to the position of New Jersey Deputy Attorney General and assigned to the Special Enforcement Unit which investigated cases of political corruption and organized crime. He co-authored the Attorney General’s State Narcotics Action Plan during the administration of Governor Thomas Kean. In 1987, when a New Jersey State Police/Division of Criminal Justice statewide narcotics task force was created, Casaleggio was designated as supervisor of Northern New Jersey operations. He retired from his career as a prosecutor in 1988 receiving a Certificate of Merit “ for distinguished service toward a drug free New Jersey” from The New Jersey Senate and Assembly. He began teaching at Saint John's University later that year.