Anthony D. Barnosky is a Professor in the Department of Integrative Biology, Curator in the Museum of Paleontology, and Research Paleoecologist in the Museum of Vertebrate Zoology at the University of California, Berkeley. He is the author of "Heatstroke: Nature in an Age of Global Warming" (Island Press) and editor of "Biodiversity Response to Climate Change in the Middle Pleistocene" (UC Press).