-Needs organized hierarchically from basic needs to complex psychological needs.
-people only strive for higher needs when lower ones are met 1 food, shelter ect. 2 belonging and love needs 3. esteem, cognition, aesthetic needs 4. realizing one's fullest potential. (Maslow believes most people don't reach 4)
*Studied self actualizers: non-hostile sense of humor, originality, creativity, spontaneity, need for privacy.