DAVID E. ARCHER, PhD, has been a professor of geophysical sciences at the Univ. of Chicago since 1993 (Phone: 773-702-0823; Email: d-archer@uchicago.edu). He received his PhD in chemical oceanography from the Univ. of Washington and his BS in biochemistry from Indiana Univ. He has worked on a wide range of topics pertaining to the global carbon cycle and its relation to global climate, with special focus on ocean sedimentary processes such as CaCO3 dissolution and methane hydrate formation, and their impact on the evolution of atmospheric CO2. Archer is the author of “The Long Thaw: How humans are changing the next 100,000 years of Earth’s climate” (2008), which earned him the 2009 Walter P. Kistler Book Award; as well as “The Global Carbon Cycle (Princeton Primers in Climate)” (2010), “The Warming Papers: The Scientific Foundation for the Climate Change Forecast” (2010), and an undergraduate textbook for non-science majors, titled “Global Warming: Understanding the Forecast.”