His films like 'The Killing of a Sacred Deer' and 'Poor Things' explore deeply dysfunctional family dynamics and power imbalances between characters with charged emotional histories.

His works such as 'Like Father, Like Son' and 'Shoplifters' examine the complexities of family bonds, inherited trauma, and sibling relationships with profound emotional nuance.

His films 'Hereditary' and 'Midsommar' intensely explore familial resentment, generational conflict, and the psychological weight of sibling relationships under extreme circumstances.