Corruption in the NYPD Frank Serpico, the New York police officer who testified in 1971 at Knapp Commission investigating corruption in the NYPD, resurrects his decades old criticism of NYPD by saying that " we need good role models, and they have to start at the top." Twenty six years after Knapp Commission, Serpico told a city council hearing on police misconduct that most of the problems in NYPD lay with the leadership of the NYPD. While most aspects of policing in New York has changed, the existence of corruption has remained unchanged. The Mollen commission report in 1993, included testimony of corrupt police officers about their