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List of Psychological Theories

Explore key psychological theories with our comprehensive guide. Dive into cognitive, developmental, humanist, and more to understand behavior.

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By Telita Montales on Aug 2, 2025.

Fact Checked by Ericka Pingol.

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Commonly asked questions

There are dozens of psychological theories, each addressing different aspects of human thought, behavior, and development.

Freud's Psychoanalytic Theory is among the most renowned, though Maslow's Hierarchy of Needs and Piaget's Theory of Cognitive Development are also highly influential.

The six core concepts often discussed in psychology include behavior, cognitive processes, development, motivation, personality, and social interactions.

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