Electra complex classical psychoanalytic theory, the child's identification with the same-sex parent is the successful resolution of the Electra complex and of the Oedipus complex; his and her key psychological experience to developing a mature sexual role and identity. Sigmund Freud instead proposed that girls and boys resolved their complexes differently—she via penis envy, he via castration anxiety; and that unsuccessful resolutions might lead to neurosis. Hence, women and men who are fixated in the Electra and Oedipal stages of their psychosexual development might be considered "father-fixated" and "mother-fixated". As a psychoanalytic term for daughter–mother psychosexual conflict, the Electra complex derives from
Oedipus complex oral stage. Her proposal was part of the "controversial discussions" (1942–44) at the British Psychoanalytical Association. The Kleinian psychologists proposed that "underlying the Oedipus complex, as Freud described it ... there is an earlier layer of more primitive relationships with the Oedipal couple". She assigned “dangerous destructive tendencies not just to the father but also to the mother in her discussion of the child’s projective fantasies”. Moreover, Klein's work lessened the central role of the Oedipus complex, with the concept of the depressive position. "For the post–Kleinian Bion, the myth of Oedipus concerns investigatory curiosity—the quest for knowledge—rather than sexual