How did Sigmund Freud’s theories contribute to critiques of self-understanding?

In the context of the philosophy of social science, Sigmund Freud’s theories fundamentally challenged the traditional view of human nature as essentially rational. By positing that much of human thought, feeling, and behavior is driven by the unconscious—a realm of irrational, often socially unacceptable motives—Freud undermined the assumption that individuals possess transparent, reliable self-understanding.12

Freud’s work serves as a cornerstone for ideology critique, a method used by social scientists to assess whether agents' self-understandings are systematically mistaken or masked by self-deception. Because Freud argued that people are often unaware of the true, repressed origins of their actions, his theory suggests that what individuals report about their own motivations may be mere "surface manifestations" of unavowed, unconscious desires.312

Consequently, Freudian theory contributes to a critique of self-understanding by suggesting that human agents may be victims of an internal irrationality that hinders their ability to act intelligently or accurately perceive their own reality. This perspective forces social scientists to look beyond the conscious accounts provided by individuals to explain the deeper, often hidden, forces shaping social and personal life.32