Crawford was born on 30 April 1932. He was educated at
Rendcomb College between 1941 and 1950 before being called up for
National Service. After demobilization in 1952 he studied at
Emmanuel College, Cambridge with a
State Scholarship, graduating with a first class degree in Botany, Zoology, Organic Chemistry and Biology in 1955. After graduate work at the Cambridge Department of Chemical Microbiology he completed his PhD in 1958 in biochemistry. Until 1960 he worked as a visiting researcher at the
University of California, Berkeley and the
California Institute of Technology, at which point he became a researcher at the
Glasgow Institute of Virology. In 1979, he published the first description of the
p53 protein and in the following years made essential contributions that showed the significance of this protein to tumorigenesis. Crawford died on 3 August 2024, at the age of 92. ==References==