Evan Whildin

Evan Herbert Whildin was an American businessman in the firearms industry; a former Bureau of Alcohol, [Tobacco, and Firearms] agent; and a firearms cartridge designer. He was vice president and general manager of Philadelphia's Action Arms firearms company, and while working for them developed the .50 AE cartridge in 1988, and the 9mm AE and .[41 AE] cartridges.
Whildin was born on January 20, 1950 in Coaldale, Pennsylvania. He died on July 12, 2000 in Tamaqua, Pennsylvania at the age of 50.