Robert Daley, the influential author and former deputy police commissioner of New York City, has passed away at the age of 96. He gained fame for his 1978 nonfiction book 'Prince of the City', which delves into police corruption through the story of Robert Leuci, a narcotics detective. The book's exploration of loyalty, guilt, and moral dilemmas within the police force resonated with readers and critics alike, leading to its adaptation into a film by Sidney Lumet in 1981, which received an Academy Award nomination for Best Adapted Screenplay. Born in 1930 in New York City, Daley had a diverse career that included serving in the US Air Force during the Korean War and working as a publicity director for the New York Giants. His journalistic experience at The New York Times further enriched his writing. In addition to 'Prince of the City', Daley authored several other works, including novels and books on various subjects, showcasing his ability to navigate between fiction and reportage while maintaining a sense of authenticity. His legacy lies in his profound insights into the complexities of power and conscience within institutions.