Ego: In Freudian theory, the aspect of the personality involved in self-preservation activities, and directing instinctual drives (the id) into appropriate social channels. The moderator between the id and the superego.
Id: In Freudian theory, the primitive, unconscious part of the personality that operates irrationally and acts on impulse, passion, and animalistic urges.
Individuation: The process of separation and unique personal growth, i.e., the gradual separation and independence of a child from its mother.
Self-Concept: An individual's awareness of his or her continuing identity as a person.
Strategic Self-Presentation: An individual's awareness of the social aspects of self-concept; how people present themselves to others.
Superego: In Freudian theory, the aspect of the personality representing the internalization of society's values, standards, and morals; the inner consciousness, in direct opposition to the id.
Theory of Self-Efficacy: Albert Bandura's concept of an individual's belief that he or she can perform adequately in a particular situation.