David R. Montgomery is a MacArthur Fellow and professor of geomorphology at the University of Washington. He studies landscape evolution and the effects of geological processes on ecological systems and human societies. An author of award-winning popular science books, he has been featured in documentary films, network and cable news, and on a wide variety of TV and radio programs. His books have been translated into nine languages. He lives in Seattle with his wife, and co-author, Anne Biklé. Connect with them at www.dig2grow.com or follow him on Twitter (@dig2grow).