Siddhartha Mukherjee (Bengali: সিদ্ধার্থ মুখার্জী) is a cancer physician and researcher. He is an assistant professor of medicine at Columbia University and a staff cancer physician at Columbia University Medical Center. A Rhodes scholar, he graduated from Stanford University, University of Oxford, Harvard Medical School. He has published articles in Nature, The New England Journal of Medicine, The New York Times, and The New Republic. He lives in New York with his wife and daughters.

His book The Emperor of All Maladies: A Biography of Cancer won the 2011 Pulitzer Prize for General Non-Fiction.