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,
Samuel A. Tannenbaum work of Sir Edward Maunde Thompson and his collaborators. Tannenbaum also was deeply involved on the question of the forgeries of John Payne Collier. He believed the entire account book of the Office of the Master of the Revels was a Collier forgery—a view that has found no other defenders, though several other scholars, such as Charlotte Stopes, argued that the Revels accounts book was a partial forgery. He was also convinced that Simon Forman's "Book of Plays" was a Collier forgery, a position that only a minority of commentators support. Samuel A. Tannenbaum Samuel Aaron Tannenbaum (1874–1948) was a