Jim Shooter entered the comic-book field at age 14 as writer and penciler of the "Legion of Super-Heroes" feature in Adventure Comics. Later moving to Marvel, he wrote Daredevil, Ghost Rider, Marvel Team-Up, Marvel Two-in-One and other titles. As editor in chief, he tightened Marvel’s publishing schedule; added new titles; nurtured fresh talent; launched the New Universe; and wrote the 12-issue Secret Wars and its sequel, Secret Wars II. Eventually leaving Marvel, Shooter wrote for Valiant, Defiant and Broadway Comics before entering different creative fields at Phobos Entertainment and TGS Inc. Later returning to DC to write Legion of Super-Heroes, he subsequently helped revamp Gold Key heroes at Dark Horse.