Evan Whildin was an American businessman in the firearms industry, former Bureau of Alcohol, Tobacco, and Firearms agent, and firearms cartridge designer. Whildin was vice-president and general manager of Philadelphia's Action Arms firearms company, and while working for them developed the .50 AE cartridge (famous in the Desert Eagle pistol) in 1988, and the 9mm AE (1988) and .41 AE (1986) cartridges.
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Evan Whildin Wikipedia(Text) CC BY-SA