#60;b#62;David Archer#60;/b#62; is a professor in the Department of the Geophysical Sciences at the University of Chicago, publishing on Earth#8242;s carbon cycle and its interaction with global climate. Dr. Archer has written a series of outreach books on climate change, including #60;i#62;Global Warming: Understanding the Forecast, a text for non-science major undergraduates; The Long Thaw: How Humans are Changing the Next 100,000 Years of Earth#8242;s Climate; and The Global Carbon Cycle, a primer in climate science#60;/i#62;. He teaches classes on global warming, environmental chemistry, and global biogeochemical cycles, and is regular contributor to the climate science blog site realclimate.org.#60;p#62;#60;b#62;Ray Pierrehumbert#60;/b#62; is the Louis Block Professor of the Geophysical Sciences at the University of Chicago, interested in the physics of climate, especially regarding the long term evolution of the climates of solar system and extrasolar planets, and author of "Principles of Planetary Climate", Cambridge University Press 2010.
Professor the Physics of the Oceans (Oceanography) at the University of Potsdam. He is a member of the Wissenschaftlicher Beirat Globale Umweltvernderungen (WBGU, scientific advisory panel on global environmental change) and the American Panel on Abrupt Climate Change. He is also one of the main contributors to the 4th IPCC Report.