William HealyWilliam Healy (1869-1963) was an American physician, psychiatrist, and pioneering criminologist best known for his groundbreaking work in juvenile delinquency, criminal psychology, and behavioural disorders. Trained in medicine and neurology, Healy bcame one of the earliest figures to apply psychological and psychiatric methods systematically to the study of criminal behaviour.He founded the Chicago Juvenile Psychopathic Institute in 1909, one of the first institutions devoted to the scientific study of juvenile offenders and behavioural pathology. His work helped shape modern approaches to forensic psychology, child guidance, criminology, and psychiatric social work. Through detailed clinical observation and case-study analysis, Healy sought to understand the complex psychological and environmental causes underlying antisocial behaviour and criminal conduct. Read More Read Less