There are four major theories in the need-based category: Maslow's hierarchy of needs, ERG theory, Herzberg's dual factor theorydual factor theoryHerzberg considered the following hygiene factors from highest to lowest importance: company policy, supervision, employee's relationship with their boss, work conditions, salary, and relationships with peers. Eliminating dissatisfaction is only one half of the task of the two factor theory.https://en.wikipedia.org › wiki › Two-factor_theoryTwo-factor theory - Wikipedia, and McClelland's acquired needs theoryneeds theoryNeed theory, also known as Three needs theory, proposed by psychologist David McClelland, is a motivational model that attempts to explain how the needs for achievement, affiliation, power affect the actions of people from a managerial context.https://en.wikipedia.org › wiki › Need_theoryNeed theory - Wikipedia.