David R. Montgomery is a MacArthur Fellow and professor of geomorphology at the University of Washington. He is an internationally recognized geologist who studies the effects of geological processes on ecological systems and human societies. His work has been featured in documentary films, network and cable news, and on a wide variety of TV and radio programs, including NOVA, PBS NewsHour, Fox and Friends, and All Things Considered.

David is also the author of several popular books including Dirt: The Erosion of Civilizations and Growing a Revolution: Bringing Our Soil Back to Life.