John Clark


Age: 52

British expert in animal science and biotechnology and director of the Roslin Institute near Edinburgh, Scotland, where he developed techniques for the genetic modification of livestock that work paved the way for the birth in 1996 of Dolly the sheep, the first animal to have been cloned from an adult.

Cause of Death: Suicide by hanging

Born: September 18, 1951

Died: August 12, 2004

Berwickshire, England