Before being sworn as the Chief of the United States Park Police in February of 2002, Chief Chambers served four years as the Chief of Police of the Durham, North Carolina, Police Department. There she was credited with significantly reducing crime while improving morale and retention of employees throughout the agency. Chief Chambers also served more than 21 years in the Prince George's County, Maryland, Police Department. She retired from that agency in 1997 at the rank of major in order to accept the job of Chief of Police in Durham.
Chief Chambers has received her bachelor's degree in law enforcement / criminology from the University of Maryland University College and a master's degree in applied behavioral science with a concentration in community development from the Johns Hopkins University. Chambers is also a graduate of the FBI National Academy and the FBI's prestigious National Executive Institute. Chief Chambers currently serves as the President of the National Association of Women Law Enforcement Executives.