We don't invent our natures. They're issued to us along with our lungs, our pancreas and everything else.

Michael E. To try this out he spent the summer of 1991 assisting a postdoctoral researcher in simulating the period of peak Cretaceous warmth when CO2 levels were high but fossils indicated most warming at the poles with little warming in the tropics. Postdoctoral research: the hockey stick graph
In the spring of 1996 after defending his PhD thesis at Yale Mann carried out paleoclimatology research at the University of Massachusetts Amherst (U.

He was organizing committee chair for the National Academy of Sciences Frontiers of Science in 2003 and has received a number of honors and awards including selection by Scientific American as one of the fifty leading visionaries in science and technology in 2002. The IPCC acknowledged that his work along with that of many others who contributed substantially to the reports including lead authors and review editors contributed to the award of the 2007 Nobel Peace Prize to the IPCC jointly with Al Gore. He is also a co-founder and avid contributor to the climatology blog RealClimate.