S.L. Gallant is a Washington, D.C.-based comic book artist who's worked for such publishers as DC, Marvel, Dark Horse, Chaos, and Malibu. His best known work, however, is on IDW's version of G.I. Joe--he's drawn nearly 100 issues for the franchise, across various titles. He previously worked in advertising, for clients that included Carl's Jr, Kraft Foods, and the CDC.