Alfred Day Hershey (December 4, 1908 – May 22, 1997) was an American Nobel Prize–winning bacteriologist and geneticist.
Father: Robert D. Hershey (auto industry worker) Mother: Alma Wilbur
He was born in Owosso, Michigan and received his B.S. in chemistry at Michigan State University in 1930 and his Ph.D. in bacteriology in 1934, taking a position shortly thereafter at the Department of Bacteriology at Washington University in St. Louis.
He and Martha Chase performed the famous Hershey–Chase experiment in 1952 - an experiment that provided additional evidence that DNA, not protein, was the genetic material of life.
He became director of the Carnegie Institution in 1962 and was awarded the Nobel Prize in Physiology or Medicine in 1969, shared with Salvador Luria and Max Delbrück for their discovery on the replication of viruses and their genetic structure.
Hershey had 1 child with his wife Harriet (often called Jill) (1918-2000).
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