Joshua Wolf Shenk is an essayist and independent scholar whose work has appeared in numerous magazines and in the national bestseller Unholy Ghost: Writers on Depression. He has written for The New Yorker, Harper's Magazine, The Atlantic Monthly, The New York Times, New Republic, the Economist, U.S. News and World Report, and other publications. His book, Lincoln's Melancholy: How Depression Challenged a President and Fueled His Greatness, has won awards from the Abraham Lincoln Institute, the National Alliance for the Mentally Ill, and the National Mental Health Association.