John Adair (author) at the University of Exeter from 1990 to 2000. He is currently an Emeritus Fellow of the Windsor Leadership Trust where he regularly speaks on Leadership development programmes. Since 2006, he has been Honorary Professor of Leadership at the China Executive Leadership Academy in Pudong. In 2009 he was appointed Chair of Leadership Studies United Nations System Staff College in Turin. He is President of Adair International. 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,
John Hersey in Tientsin. Hersey learned to speak Chinese before he spoke English; Hersey's novel, "The Call" (1985), is based on the lives of his parents and several other missionaries of their generation. John Hersey was a descendant of William Hersey (or Hercy, as the family name was then spelled) of Reading, Berkshire, England. William Hersey was one of the first settlers of Hingham, Massachusetts in 1635. Hersey returned to the United States with his family when he was ten years old. He attended public school in Briarcliff Manor, New York, including Briarcliff High School for two years. At Briarcliff, he became