Knapp Commission

The Knapp Commission was a special commission appointed by New York City Mayor John Lindsay in 1970 to investigate the scope and nature of corruption within the New York City Police Department (NYPD). Chaired by attorney Whitman Knapp, the Commission conducted hearings and an investigation over roughly two years, publishing its final report in December 1972. The Commission is widely credited with prompting a landmark reassessment of police corruption in American law enforcement, and its report introduced an enduring typological distinction between "grass eaters," officers who passively accepted payoffs offered to them, and "meat eaters," officers who actively solicited and sought out corrupt opportunities. The Commission's formation is closely tied to the public disclosures of NYPD officer Frank Serpico, whose internal complaints about departmental corruption, having gone unheeded through official channels, were eventually reported by The New York Times, generating the public pressure that led to the Commission's creation. ^[1]

1 Background and the Serpico disclosures

Frank Serpico, a plainclothes NYPD officer, had for years attempted to report widespread corruption he observed among fellow officers, including the routine acceptance of payoffs from gambling operations and other illegal enterprises in exchange for non-enforcement, using internal departmental channels and, eventually, direct contact with City Hall. These internal efforts largely failed to produce any meaningful institutional response, and Serpico, along with fellow officer David Durk who assisted him, grew convinced that the department's own command structure was unwilling or unable to address the problem. The matter became public in April 1970 when The New York Times published a front-page article detailing Serpico's allegations and the department's failure to act on them, generating substantial public and political pressure on Mayor Lindsay's administration. ^[1]

2 Formation of the Commission

In direct response to the public reaction generated by the Times reporting, Mayor Lindsay appointed a special independent commission in May 1970, formally the Commission to Investigate Alleged Police Corruption, chaired by former federal prosecutor Whitman Knapp and thereafter commonly known as the Knapp Commission. According to interview-based research on the origins of major public corruption investigations, the Commission's creation is attributed directly to the Serpico story's publication, a case frequently cited as a clear instance of investigative journalism, built on the foundation of an internal whistleblower's otherwise unsuccessful disclosure, catalyzing formal institutional action where internal reporting channels alone had failed. ^[2]

3 Investigative methods and hearings

The Commission conducted extensive investigative work, including undercover surveillance of corrupt payoff arrangements, interviews with police officers, and public hearings that drew significant press and public attention. Serpico himself testified before the Commission in December 1971, delivering an account of pervasive corruption and, notably, the retaliatory hostility he had faced from colleagues and superiors after his disclosures became known; Serpico had also been shot in the face during a drug arrest earlier that year, in circumstances he and his supporters believed were connected to fellow officers' unwillingness to provide adequate backup, an event that further amplified public sympathy for his account and scrutiny of departmental culture. The Commission's hearings and investigation extended into mid-1972, culminating in a final report issued that December.

4 "Grass eaters" and "meat eaters"

Among the Knapp Commission's most enduring contributions to the study of police corruption was its typological distinction between two categories of corrupt officer behavior. Grass eaters were officers who accepted small, largely unsolicited payoffs that came their way in the ordinary course of their duties, such as gratuities from businesses or small payments from gamblers, without actively seeking out corrupt opportunities. Meat eaters, a much smaller but more consequential group, were officers who aggressively and proactively sought out situations from which they could extract illicit payments, including shaking down narcotics dealers and other criminal operations for substantial sums. The Commission found that grass eaters, while far more numerous, were in some respects a more intractable problem for reform because their passive acceptance of minor corruption was embedded in and normalized by the department's broader culture, whereas meat eaters, though more egregious individually, were fewer in number and more readily identifiable as outliers. ^[1]

5 Findings and recommendations

The Commission's final report concluded that corruption within the NYPD was widespread and systemic rather than confined to a few bad actors, and that the department's internal affairs and disciplinary mechanisms had been largely ineffective at detecting or deterring it, in part because a pervasive "code of silence" discouraged officers from reporting colleagues' misconduct. The report recommended significant reforms to the department's internal investigative apparatus, including the creation of a more independent and better-resourced internal affairs function insulated from precinct-level loyalties, along with changes to supervisory accountability structures intended to reduce the organizational tolerance for corruption that the Commission identified as the central enabling condition.

6 Legacy

The Knapp Commission is widely regarded as a foundational moment in the modern history of police oversight in the United States, both for its substantive findings and for the broader lesson it offered about the mechanics of corruption disclosure: that an insider's internal complaint, even when ignored or actively suppressed by an institution's own chain of command, can still surface through investigative journalism and subsequently trigger formal institutional reform. Frank Serpico became one of the most widely recognized whistleblowers in American law enforcement history, and his story was later dramatized in the 1973 film Serpico. The Commission's "grass eaters" and "meat eaters" framework continues to be referenced in academic and law enforcement discussions of police corruption typologies, and the case is frequently compared to the later LAPD Rampart scandal as a study in contrasting pathways to detection, one driven substantially by a sympathetic press account of an internal whistleblower, the other by a cooperating insider negotiating his own criminal exposure.

See also: Pathways to Corruption Detection, LAPD Rampart Scandal, Whistleblowers and Disclosers.

References

1. Knapp Commission, Report on Police Corruption (City of New York, December 1972).
2. K. Artello and J. Albanese, "Rising to the Surface: Analyzing the Impetus for Investigating Public Corruption," Criminology, Criminal Justice, Law & Society, 21(1), 2020 (interview S-16, on the Commission's formation following New York Times reporting on Frank Serpico).
3. D. Durk and I. Silverman, The Pleasant Avenue Connection (Sheed and Ward, 1976); contemporaneous New York Times reporting on Serpico, 1970-1971.