Tipping point trilogy

-- New York Times   Dr. Ingrid Seastrom was once a respected American physician. Whispr, whose body has been transformed to preternatural thinness, was once a streetwise thief. Now, in a world on the edge of catastrophe from centuries of environmental exploitation, they are allies—thrust together by fate to unravel an impossible mystery—even as they are stalked by a relentless killer.   Ingrid and Whispr are hunted fugitives bound together...