Who among the following developed the Theory X and Theory Y, theories used in human resource management, organizational behavior, organizational communication and organizational development ?

Douglas McGregor Douglas McGregor created and developed Theory X and Theory Y at the MIT Sloan School of Management in the 1960s that have been used in human resource management, organizational behavior, organizational communication and organizational development. They describe two contrasting models of workforce motivation. Theory X and Theory Y have to do with the perceptions managers hold on their employees, not the way they generally behave. It is attitude not attributes.