Roy Thomas was the FIRST Editor-in-Chief at Marvel—After Stan Lee stepped down from the position. Roy is a longtime comic book writer and editor. Thomas has written comics for Archie, Charlton, DC, Heroic Publishing, Marvel, and Topps over the years. Thomas currently edits the fanzine Alter Ego for Twomorrow's Publishing. He was Editor for Marvel comics from 1972-1974. He wrote for several titles at Marvel, such as Avengers, Thor, Invaders, Fantastic Four, X-Men, and notably Conan the Barbarian. Thomas is also known for his championing of Golden Age comic-book heroes—particularly the 1940s superhero team the Justice Society of America—and for lengthy writing stints on Marvel's X-Men and Avengers, and DC Comics' All-Star Squadron, among other titles. Also a legendary creator. Creations include Wolverine, Carol Danvers, Ghost Rider, Vision, Iron Fist, Luke Cage, Valkyrie, Morbius, Doc Samson, and Ultron. Roy has also worked for Archie, Charlton, and DC among others over the years.

Len Wein was an American comic book writer and editor best known for co-creating DC Comics' Swamp Thing and Marvel Comics' Wolverine, and for helping revive the Marvel superhero team the X-Men (including the co-creation of Nightcrawler, Storm, and Colossus). Additionally, he was the editor for writer Alan Moore and illustrator Dave Gibbons' influential DC miniseries Watchmen. Wein was inducted into the Will Eisner Comic Book Hall of Fame in 2008.