2002a) ‘Key Results from the First Forty Years of the Cambridge Study in Delinquent Development

The Cambridge Study in Delinquent Development is a prospective longitudinal survey of the development of offending and antisocial behavior in 411 South London boys, mostly born in 1953. These males have been followed up by personal interviews from age 8 to age 46. The Study began in 1961, and for the first 20 years was directed by Donald West. I joined him to work on it in 1969, and I have directed the Study for the past 20 years. It ha