Deborah Harkness is the number one New York Times bestselling author of “A Discovery of Witches” and “Shadow of Night.” A history professor at the University of Southern California, Harkness has received Fulbright, Guggenheim, and National Humanities Center fellowships. Her publications include works on the history of science, magic, and alchemy. Her most recent scholarly book is “The Jewel House: Elizabethan London and the Scientific Revolution.” She lives in Los Angeles. [Bio courtesy of Viking Press]