Kurt Lewin from a leader. Members are given choices and collectively decide the division of labor. Praise and criticism in such an environment are objective, fact minded and given by a group member without necessarily having participated extensively in the actual work. Laissez-faire environments give freedom to the group for policy determination without any participation from the leader. The leader remains uninvolved in work decisions unless asked, does not participate in the division of labor, and very infrequently gives praise. An early model of change developed by Lewin described change as a three-stage process. The first stage he called "unfreezing". It involved
John Adair (anthropologist) John Adair (anthropologist) John Adair (1913 in Memphis, Tennessee – December 14, 1997 in San Francisco, California), was an American anthropologist best known for work in visual anthropology but also very much involved and interested in applied anthropology. After serving in World War II, he moved to the University of New Mexico to finish his graduate studies, becoming the University’s first doctoral candidate in anthropology in 1948. Adair than moved to Zuni with his pregnant wife Casey and their son. His sole purpose of moving to Zuni was to gather information that he could use in his dissertation, "The Veterans