Alfred W. Crosby is a Professor Emeritus in American studies, history, and geography at the University of Texas, Austin. His books include America's Forgotten Pandemic: The Influenza of 1918, Second edition, Throwing Fire: Projectile Technology through History, The Measure of Reality.
Rick Adamson is an Audie Award winner for his work on In a Heartbeat by Leigh Anne and Sean Tuohy (with Sally Jenkins) of The Blind Side fame. Also the winner of several ALA awards and a Harper Audio Grammy nominee, Rick has been a narrator for twenty-five years. Originally from Maryland, he now lives in New Jersey.