There are two Veblens ... the behaviouristic and the humanistic inextricably intertwined.' Professor John Vaizey , Head of the Department of Economics at Brunei University, considers a new book by David Seckler , Thorstein Veblen and the Institutionalists, and assesses the influence of Veblen (1857-1929) as an economist, a political philosopher and as a writer and stylist.