Welcome to Joelle Sellner's online portfolio. Joelle Sellner began her career as an advertising copywriter, writing award-winning print, radio and television ads for clients such as Lexus Automobiles, In-N-Out Burger, Kleenex Tissues and Mattel. While working full-time, Joelle also began writing animation, starting with an animated series featuring the Olsen Twins: Mary-Kate and Ashley in Action. Though the series only lasted one season, this led to writing assignments on other shows including Teen Titans, Jackie Chan Adventures, Shin Chan, Secret Saturdays, Avengers: Earth's Mightiest Heroes for Marvel Entertainment and Ben 10. Joelle has also written comic books for IDW, DC Comics, Marvel Entertainment and Lion Forge. Her branded entertainment work includes a video game for Starwood Hotels, the animated series Zevo-3 for Skechers Entertainment, and Monster High webisodes for Mattel.