Raymond Pearl
（重定向自Pearl, Raymond）
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Raymond Pearl (3 June 1879 – 17 November 1940) was an American biologist, regarded as one of the founders of biogerontology. He spent most of his career at Johns Hopkins University in Baltimore.
Pearl was a prolific writer of academic books, papers and articles, as well as a committed populariser and communicator of science. At his death, 841 publications were listed against his name.