Vroom's expectancy theory assumes that behavior results from conscious choices among alternatives whose purpose it is to maximize pleasure and to minimize. Vroom realised that an employee's performance is based on individual factors such as personality, skills, knowledge, experience and abilities. Introduction to the Theory: Victor Vroom made an important contribution to the understanding of the concept of motivation and the decision processes that people. Victor Vroom's expectancy theory is one such management theory focused on motivation. Together, these form a motivating force that makes the employee act in a certain way.