Siddhartha Mukherjee is an Indian-American physician, biologist, and author. He is best known for his 2010 book, The Emperor of All Maladies: A Biography of Cancer, which won notable literary prizes including the 2011 Pulitzer Prize for General Non-Fiction and the Guardian First Book Award, among others. The book was listed in the "All-Time 100 Nonfiction Books" by Time magazine in 2011.

His 2016 book The Gene: An Intimate History reached #1 on The New York Times Best Seller list and was among The New York Times 100 best books of 2016. Mukherjee studied biology at Stanford University, earned a D.Phil. from the University of Oxford as a Rhodes Scholar, and obtained an M.D. from Harvard University. He joined New York–Presbyterian Hospital / Columbia University Medical Center in New York City in 2009, where he serves as an associate professor of medicine in the Division of Hematology and Oncology.

Featured in the Time 100 list of most influential people, Mukherjee writes for The New Yorker and is a columnist for The New York Times. His research focuses on cancer cell physiology, immunological therapy for blood cancers, and the discovery of bone- and cartilage-forming stem cells. In 2014, the Government of India honored him with the Padma Shri, the country's fourth highest civilian award.