Tucson Festival of Books

Phosphorus and Our World

Phosphorus plays a critical role in life-sustaining fertilizer and life-ending firebombs. In this session, author Dan Egan will compare notes with University of Arizona researcher Diana Liverman to discuss the past, present and future of "The Devil's Element."

Dan Egan

Dan Egan is the author of New York Times bestseller "The Death and Life of the Great Lakes." His newest book is "The Devil’s Element." A two-time finalist for the Pulitzer Prize and winner of The Los Angeles Times Book Prize, he lives in Milwaukee, Wis....