David Grann is a staff writer at The New Yorker. He is the author of The Lost City of Z: A Tale of Deadly Obsession in the Amazon, and has been published in several anthologies including What We Saw: The Events of September 11, 2001; The Best American Crime Writing and The Best American Sports Writing. Grann has also written for the New York Times Magazine, The Atlantic, the Washington Post, the Boston Globe, and the Wall Street Journal.