Maslow's Hierarchy of Needs theory proposes that individuals are motivated by a hierarchy of needs, with higher-order needs, such as self-actualization and personal growth, becoming more important as basic needs are satisfied.

Herzberg's Two-Factor Theory divides factors that influence job satisfaction and motivation into two categories: hygiene factors, which are necessary to prevent dissatisfaction, and motivational factors, which are responsible for creating job satisfaction and motivation.

Vroom's Expectancy Theory proposes that motivation is determined by an individual's perception of the relationship between effort and performance, performance and outcome, and the value they place on the outcome.

Adams' Equity Theory proposes that individuals are motivated to maintain a sense of equality, fairness, and justice in their work relationships, and they experience tension when they perceive inequity.

Goal-Setting Theory proposes that specific, challenging, and attainable goals, along with feedback, can motivate individuals to perform better and achieve higher levels of performance.

Reinforcement Theory states that individuals are motivated by the consequences of their behavior, with positive consequences (reinforcement) increasing the likelihood of repeating the behavior and negative consequences (punishment) decreasing the likelihood.

Social Cognitive Theory proposes that individuals' motivation is influenced by their self-efficacy, observational learning from others, and goal setting.

Self-Determination Theory proposes that individuals are motivated by both intrinsic motivation (doing something for its own sake) and extrinsic motivation (doing something to obtain a reward or avoid a punishment).

Job Characteristics Theory proposes that certain job characteristics, such as skill variety, task identity, task significance, autonomy, and feedback, can motivate employees and lead to higher levels of job satisfaction and performance.

The theory of psychological empowerment proposes that individuals are motivated when they experience meaning (the work has personal significance), competence (they feel capable of doing the work well), and self-determination (they have control over their work).

Social Exchange Theory proposes that individuals are motivated by the perceived benefits and costs of their work relationships and that they engage in behaviors that maximize their rewards and minimize their costs.

Agency Theory proposes that individuals are motivated by the desire to maximize their self-interest and that they engage in behaviors that they believe will benefit them the most.

Cultural Theory proposes that individuals' motivation is influenced by their cultural values and beliefs and that different cultures have different motivational patterns.

The theory of reasoned action proposes that individuals' behavior is influenced by both their attitudes towards the behavior and their subjective norms (the beliefs they have about what others think they should do).

Affective Events Theory proposes that individuals' motivation is influenced by the emotions they experience at work and that positive emotions can lead to higher levels of motivation and performance.