Internationally bestselling author Tess Gerritsen is a graduate of Stanford University and went on to medical school at the University of California, San Francisco, where she was awarded her M.D. Since 1987, her books have been translated into 37 languages, and more than 25 million copies have been sold around the world. She has received the Nero Wolfe Award and the Rita Award, and she was a finalist for the Edgar award. Now retired from medicine, she writes full time. She lives in Maine.