About the Author
Tess Gerritsen left a successful practice as an internist to raise her children and concentrate on her writing. She gained nationwide acclaim for her first novel of medical suspense, the New York Times bestseller Harvest. She is also the author of the bestsellers Life Support, Bloodstream, and Gravity, as well as The Surgeon, The Apprentice, and The Sinner. Tess Gerritsen lives in Maine. Visit her Web site at www.tessgerritsen.com.