[3] During World War II, he served in the United States Air Force as a flight surgeon and was awarded a Bronze Star for valor for his actions in Corsica in 1944.
While in private practice, he taught pediatrics at Georgetown and Howard University medical schools, as well as consulting with hospitals and government agencies.
[5] Despite receiving commendations from the Justice Department for uncovering fraudulent lab reports, Nestor was transferred from drug review duties by the FDA.
[6] On March 19, 1972, the FDA reassigned Nestor to its Office of Compliance,[7] as part of a reorganization in which Civil Service doctors were replaced as drug approvers by consultants who were often affiliated with commercial companies.
[11] Nestor also believed he was performing a public service by forcing people to obey the nationwide 55 mile-per-hour speed limit.