Hour 1: What can we learn about cancer from studying the history of the disease? We’ll find out this hour with Dr. Siddartha Mukherjee. Mukherjee is assistant professor of medicine at Columbia University and staff cancer physician at Columbia University Medical Center. His book, “The Emperor of All Maladies: A Biography of Cancer” (Scribner, paperback, 2011), won the 2011 Pulizer Prize in Nonfiction and is now out in paperback.