John Adair (author) John Adair (author) Professor John Eric Adair (born 18 May 1934) is a British academic who is a leadership theorist and author of more than forty books (translated into eighteen languages) on business, military and other leadership. Adair was born in Luton and educated at St Paul's School before undertaking his National Service as a second lieutenant in the Scots Guards from 1953 to 1955. Unusually, he served as adjutant of a Bedouin regiment in the Arab Legion and was briefly in command of the garrison of Jerusalem in the front line. He also studied at Hull Nautical College (where
Kurt Lewin (hindering forces). Key to this approach was Lewin's interest in gestaltism, understanding the totality and assessing a situation as a whole and not focusing only on individual aspects. Further, the totality for an individual (their life space) derives from their perception of their reality, not an objective viewpoint. The approach, developed by Kurt Lewin, is a significant contribution to the fields of social science, psychology, social psychology, organizational development, process management, and change management. His theory was expanded by John R. P. French who related it to organizational and industrial settings. Lewin, then a professor at MIT, first coined the