John B. Gurdon

Sir John Bertrand Gurdon, FRS, FMedSci (born 2 October 1933), is an English developmental biologist. He is best known for his pioneering research in nuclear transplantation and cloning. He was awarded the Lasker Award in 2009. In 2012, he and Shinya Yamanaka were awarded the Nobel Prize for Physiology or Medicine for the discovery that mature cells can be converted to stem cells.