<P> Douglas Murray McGregor (1906--1 October 1964) was a management professor at the MIT Sloan School of Management and president of Antioch College from 1948 to 1954 . He also taught at the Indian Institute of Management Calcutta . His 1960 book The Human Side of Enterprise had a profound influence on education practices . </P> <P> Douglas McGregor is a contemporary of Abraham Maslow . Likewise, he also contributed much to the development of the management and motivational theory . He is best known for his Theory X and Theory Y as presented in his book' The Human Side of Enterprise' (1960), which proposed that manager's individual assumptions about human nature and behaviour determined how individual manages their employees . </P>

Who studied extensively the human side of enterprise