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Sir Alec John Jeffreys (1950-), Professor of Genetics

Sitter in 1 portrait
Geneticist. Jeffreys read biochemistry at the University of Oxford, obtaining his PhD in 1975. Since 1987, Jeffreys has been Professor of Genetics at the University of Leicester. In the mid-1980s, Jeffreys discovered that sequences within strands of DNA are unique for each individual (except identical twins) and act as a genetic 'fingerprint'. Jeffreys was knighted for his work in 1994. Awards he has received include the Louis-Jeantet Prize for Medicine (2004), the Albert Lasker Award for Clinical Medical Research (2005), and the Dr H.P. Heineken Prize for Biochemistry and Biophysics (2006).

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Sir Alec John Jeffreys

by Anne-Katrin Purkiss
bromide print, September 2004
NPG x128073