Jack Williamson

Jack Williamson
BornJohn Stewart Williamson
(1908-04-29)April 29, 1908
Bisbee, Arizona Territory, U.S.
DiedNovember 10, 2006(2006-11-10) (aged 98)
Portales, New Mexico, U.S.
Pen nameWill Stewart
Nils O. Sonderlund
OccupationWriter, professor of English
Period1928–2006
GenreScience fiction

John Stewart Williamson (April 29, 1908 – November 10, 2006) was an American science fiction writer, one of several called the "Dean of Science Fiction". He is also credited with one of the first uses of the term genetic engineering. Early in his career he sometimes used the pseudonyms Will Stewart and Nils O. Sonderlund.