His meticulous psychological examinations of serial killers in films like *Se7en* and *Zodiac* combine technical mastery with profound exploration of obsession and moral corruption.

His work, particularly *Prisoners* and *Enemy*, explores the dark psychology of violence and the thin line between justice and vengeance with philosophical depth.

His provocative films challenge viewers' complicity in violence, using the serial killer archetype to examine media desensitization and societal darkness in *Funny Games* and beyond.