Claxton, Guy Hare brain, tortoise mind why intelligence increases when you think less - London Fourth Estate 1997 - 259 p ISBN: 9781857027099 Subjects--Topical Terms: Educational and Personal development LC Class. No.: 153 CLA 1997 Dewey Class. No.: 153 CLA 1997 National Library of Medicine Call No.: 153 CLA 1997