Global Warming Policy Forum, GWPF, Christopher Booker, British newspaper columnist, Irving Janis, psychologist: A new report published by the Global Warming Policy Foundation (GWPF) shows that both the science and policy of the climate debate are shaped and driven by an almost flawless example of classical Groupthink. Every form of Groupthink eventually has its day. This is invariably what happens when human beings get carried along by the crowd, simply because they have lost the urge or ability to think for themselves.”