David McClelland, an American psychologist developed the theory of needs in the 1960s. It is also called the Three Needs Theory, acquired needs theory, or Learned needs theory. It is a theory to explain motivation and focuses on 3 specific aspects, namely, achievement, power and affiliation. This theory explains what these needs are and how they can impact our behavior, especially in an industrial setting.
George is a 9-year-old child. He spots a lighter on a table and attempts to play with it. A hint of fire comes out and touches his finger. He feels the pain and learns that fire is dangerous, and that lighters are not meant to be played with. This incident or experience teaches him something.
Griffin works at a firm, is planning to pursue a PhD and makes time for the gym as well. How does he do these things? This includes a combination of various factors that keep motivating him. He is being motivated through rewards, money and incentives and enjoys continuing his job. His interest and thirst for knowledge drive him in pursuing a PhD. Going to the gym for his health and fitness could be because of his health and beauty concerns.
