Trump: The Art of the Deal also contains an 11-step formula for business success, inspired by Norman Vincent Peale's "The Power of Positive Thinking". Trump was persuaded to produce the book by Condé Nast owner Si Newhouse after the May 1984 issue of Newhouse's magazine "GQ" – with Trump appearing on the cover – sold well. Schwartz was hired to work on the book, and began working with Trump in late 1985. He interviewed Trump and – with permission from him – listened in on his phone calls. According to Schwartz in July 2016, Trump wrote none of the book, choosing only to remove a few
Divergent thinking an interesting long-term study as it would help parents and teachers identify this behaviour (or lack thereof) in children, specifically at an age when it can be reinforced if already displayed, or supported if not yet displayed. In a study at the University of Bergen, Norway, the effects of positive and negative mood on divergent-thinking were examined. In this study, nearly two hundred arts and psychology students participated, first by measuring their moods with an adjective checklist before performing the required tasks. The results showed a clear distinction in performance between those with a self-reported positive versus negative mood: A