Mike Krahulik Biography
Michael Krahulik is an American artist for the webcomic Penny Arcade and co-founder with Jerry Holkins of Child's Play, a charity that organizes toy drives for children's hospitals. He goes by the online moniker "Jonathan Gabriel" or "Gabe". Krahulik does not physically resemble his comic strip counterpart, as the character was not originally meant to represent him.
Description above from the Wikipedia article Mike Krahulik, licensed under CC-BY-SA, full list of contributors on Wikipedia.
