Deborah Harkness is the number one Sunday Times bestselling author of A Discovery of Witches, Shadow of Night and The Book of Life. A history professor at the University of Southern California, Harkness has received Fulbright, Guggenheim, and National Humanities Center fellowships. Follow Deborah Harkness on Twitter @DebHarkness and visit www.deborahharkness.com and www.facebook.com/AuthorDeborahHarkness