Thorstein Veblen, The theory of the leisure class, The Macmillan Company, 1899.
Dale Carnegie, How to win friends and influence people, Cedar Book, 1953.
David Kogan & Maurice Kogan, The Battle for the Labour Party, Fontana Paperbacks, 1982.
Bertrand Russell, Has Man a Future? Allen & Unwin, 1961 (a Penguin Special 2'6).
HINT: From schoolboy to sociologist to ...?