Thomas Reppetto
American police officer and academic
About Thomas Reppetto
Lived 1932 – 2020 (aged 87–88). Thomas Reppetto was an American police officer, criminal investigator, military officer, historian and university teacher.
Thomas Anthony Reppetto (August 17, 1931 – May 5, 2020) was a police officer, crime watchdog, historian, educator, and author. He was a commander of detectives in the Chicago Police Department and the president of New York City's Citizens Crime Commission for over 25 years. He was the dean of the John Jay College of Criminal Justice in New York.
Childhood Reppetto was born in Chicago. His mother was a secretary for the Chicago Police Department and his father was a saloonkeeper who spent time in prison for a variety of criminal activities. Reppetto visited his father in prison on Sundays.
Education Reppetto attended Roosevelt University in Chicago. While he was working in the Chicago Police Department, he got a PhD in public administration from Harvard University.
Career Reppetto joined the Chicago Police department in 1952 and became the commander of detectives. While working there, he pursued his PhD, but once it was completed and he rejoined the force, but, however, he was sidelined from holding advanced positions.
In 1970 he became a criminal justice researcher at the Joint Center for Urban Studies of M.I.T. and Harvard. In 1971 he moved to be a professor at New York City's John Jay College of Criminal Justice; he eventually served as dean and vice president of the school.
In 1979, Reppetto was approached by a group of businessmen who formed the nonpartisan New York City's Citizens Crime Commission. He served as the president of the commission for over 20 years. He advised New York City mayors on how to reduce crime, pointing to many historical mistakes which led to public distrust and unrest of police officers.
Publications He wrote American Mafia, Bringing Down the Mob, Blue Parade, Battleground New York City, American Detective, and Shadows over the White House.
He also wrote about the criminal justice system for the New York Post.
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Important facts
People in Thomas Reppetto's life
Named in this biography and alive at the same time
Contemporaries
People whose lives overlapped Thomas Reppetto's
Frequently asked questions
Who was Thomas Reppetto?
American police officer and academic
When was Thomas Reppetto born?
Thomas Reppetto was born in 1932 in Chicago.
When did Thomas Reppetto die?
Thomas Reppetto died on 5 May 2020 in Mount Vernon.
What was Thomas Reppetto's occupation?
Thomas Reppetto was a police officer, criminal investigator, military officer, historian and university teacher.
What nationality was Thomas Reppetto?
Thomas Reppetto was American.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Thomas Reppetto. https://biography.guide/thomas-reppetto/
MLA: "Thomas Reppetto." Biography.guide, https://biography.guide/thomas-reppetto/.
Chicago: "Thomas Reppetto." Biography.guide. https://biography.guide/thomas-reppetto/.
Data last updated: 2026-09-22 · Spot an error? Report a correction.
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