Devra Davis Phd MphDevra Davis, PhD, MPH, is a professor of epidemiology and directs the Center for Environmental Oncology at the University of Pittsburgh Cancer Institute. She is a member of the team awarded the Nobel Peace Prize of 2007. She is the author of te acclaimed When Smoke Ran like Water, finalist for the National Book Award. She lives in Washington, DC, and Jackson Hole, Wyoming. Read More Read Less