Her films like 'You Were Never Really Here' and 'We Need to Talk About Kevin' explore how childhood trauma and violence shatter innocence through fragmented, psychologically intense narratives.

His works 'Hereditary' and 'Midsommar' depict the destruction of innocence through family dysfunction and cultish horror, showing how safety and trust can be violently undermined.

His naturalistic films like '4 Months, 3 Weeks and 2 Days' and 'Graduation' examine how societal corruption and moral compromise erode youthful idealism and ethical clarity.