1) The document discusses Sigmund Freud's psychoanalytical theory of personality, which includes theories of personality dynamics, structure, and psychosexual development.
2) Freud proposed that the human mind has three levels of consciousness - the conscious, preconscious, and unconscious minds. He also proposed that personality is composed of the id, ego, and superego, which interact in determining behavior.
3) According to Freud's theory of psychosexual development, a child's personality is shaped as they progress through oral, anal, phallic, latency, and genital stages, and fixation at an early stage can result in personality disorders.