Vince Beiser is an award-winning journalist and author. His first book, "The World in a Grain," was a finalist for the PEN/E.O. Wilson Literary Science Writing Award and a California Book Award. His work has appeared in Wired, Harper’s, The Atlantic, Mother Jones, and the New York Times, among other publications. His new book, "Power Metal," takes a look at the ways the metals we need to fuel technology and energy are leading to environmental havoc.