David is a professor in the Department of the Geophysical Sciences at the University of Chicago and a Fellow of the American Geophysical Union, publishing on the carbon cycle of the oceans and its interaction with global climate. Dr. Archer has written a series of books on climate change, including Global Warming: Understanding the Forecast, a text for non-science major undergraduates now in its second edition, and The Long Thaw: How Humans are Changing the Next 100,000 Years of Earth’s Climate. He teaches classes on global warming, environmental chemistry, and global biogeochemical cycles, and a free online climate science and modeling class on Coursera.org.