His films like 'Like Father, Like Son' and 'Shoplifters' intimately explore the complexities of familial bonds, dependency, and what truly defines parental relationships beyond biology.

Through works like 'Hereditary' and 'Midsommar', Aster examines psychological entanglement between parents and children, trauma transmission, and the inescapable nature of family dependency.

His socially conscious films like 'I, Daniel Blake' and 'Sorry We Missed You' reveal how economic systems trap families in cycles of dependency and expose the fragility of parent-child relationships under social pressure.