San Francisco, CA
Lieutenant Sean Frost has served in the San Francisco Police Department since 2005. His current assignment is at the Professional Standards & Principled Policing Unit completing outstanding recommendations from a collaborative reform initiative with the Department of Justice. In this role, Sean helped develop a system to more accurately determine officer discretion in enforcement action.
Prior to this assignment Sean worked at Tenderloin station as a platoon commander. Throughout his career he has worked in uniformed patrol and plainclothes investigative assignments, including the Fugitive Recovery Enforcement Team (FRET), the violence reduction team, and the criminal investigations unit in the major crimes division.
In November of 2023, Sean served as the logistics chief when San Francisco hosted the Asia Pacific Economic Cooperation (APEC) attended by the President and Vice President of the United States and over twenty foreign heads of state.
Sean has completed two master’s degrees, a Master of Science in Law Enforcement and Public Safety Leadership from the University of San Diego, and a Master of Studies in Applied Criminology and Police Management from the University of Cambridge in the United Kingdom. His research interests include racial disparities in stops, crime reduction, and the effectiveness of new technology in policing.