Leland Harrison "Lee" Hartwell is an American former president and director of the Fred Hutchinson Cancer Research Center in Seattle, Washington. He shared the 2001 Nobel Prize in Physiology or Medicine with Paul Nurse and Tim Hunt, for their discoveries of protein molecules that control the division (duplication) of cells. The Nobel Prize in Physiology or Medicine 2001, announced October 8, 2001. Leland Hartwell, Tim Hunt, and Sir Paul Nurse, “for their discoveries of key regulators of the cell cycle”. Leland Hartwell: born 1939, Los Angeles, CA, USA. Tim Hunt: born 1943, Neston, United Kingdom. Sir Paul Nurse: born 1949, Norwich, United Kingdom. Wiki link Wiki link Wiki link Data: the Nobel Foundation (CC0).