The author of A Life in Twilight: The Final Years of J. Robert Oppenheimer (St. Martin's, 2008), Mark Wolverton is an author, science writer, and dramatist. He has been a frequent contributor to American Heritage's Invention &Technology magazine, including "SETI at 50", "The Spacecraft That Will Not Die", "The Airplane That Flew Into Space", "The Tube is Dead - Long Live the Tube", "Spies vs. Breast Cancer", and "The Father of Blind Flying" to name a few.