corruption in New York City

His films like 'Serpico' and 'Prince of the City' are definitive examinations of institutional corruption and moral compromise within NYC's police and government systems.

Through films like 'Taxi Driver' and 'The Departed,' he explores the moral decay and criminal underbelly of New York City with unflinching psychological depth.

His works, particularly 'Meet John Doe' and social dramas, critique political corruption and the exploitation of ordinary citizens by powerful institutions.