One of the most prolific writers in comics, particularly in the Silver Age. He took over scripting duties on Wonder Woman after William Moulton Marston's death, and handled the character's transition from the Golden to the Silver Age. He also created Barry Allen, the second Flash, for editor Julius Schwartz's superhero revival of 1956, as well as writing and editing DC's pioneering war titles. His creations include Sgt. Rock, the Unknown Soldier, Barry Allen, Ragman, the Losers, Black Canary, the Metal Men, Poison Ivy, Enemy Ace, the Suicide Squad, and Rex the Wonder Dog.

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.

Librarian note: There is more than one author in the GoodReads database with this name http://en.wikipedia.org/wiki/John_Bro...