This document discusses several theories of motivation: - Intrinsic motivation comes from internal factors like enjoyment of a task, while extrinsic motivation comes from external factors like rewards. - Maslow's hierarchy of needs proposes that people are motivated to fulfill physiological, safety, social, esteem, and self-actualization needs in that order. - Herzberg's two-factor theory identifies motivational factors like achievement and hygiene factors like salary that affect job satisfaction. - Vroom's expectancy theory states that employee effort depends on expectations that effort will lead to good performance and rewards, fulfilling personal goals.