Pigeon worked for the United States Commission on Training Camp Activities, and the
American Red Cross. After
World War I, she headed the Girls' Welfare Society of
Worcester, and worked as a
probation officer. under the association's director,
Mina Van Winkle. She edited the association's publication,
The Policewoman. Pigeon was interested in incorporating social work and mental health expertise into law enforcement and criminal justice work, especially in dealing with young offenders. She suggested that policewomen have special opportunities for investigation and surveillance, beyond those available to uniformed male officers. Emphasizing the value of prevention and intervention, she wrote in 1927 that "the proper diagnosis, advice based on scientific knowledge, or reference to a social agency for protection at a crucial moment may mean the difference between the sunlight of freedom or the shadow of high walls." During
World War II, she worked on juvenile delinquency prevention, recommending comprehensive daycare, protective police services, and interagency collaboration to improve children's lives. She was executive secretary of the American Parole Association in her last years. ==Publications==