John Cassaday began his professional career with Negative Burn. It wasn t until he showed his portfolio to Mark Waid at San Diego Comic Con that he began receiving job offers from Dark Horse, DC, and Marvel. He eventually collaborated with Joss Whedon on "Astonishing X-Men" which led to more work and even directing an episode of Whedon s television show, "Dollhouse." Most recently he helped relaunch the successful "Star Wars" comic franchise alongside Jason Aaron for Marvel Comics.