
Len Wein
Leonard Norman Wein (/wiːn/; June 12, 1948 – September 10, 2017) 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 of Alan Moore and Dave Gibbons' influential DC miniseries Watchmen. Wein was inducted into the Will Eisner Comic Book Hall of Fame in 2008. Description above from the Wikipedia article Len Wein, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Known for

X-Men: Days of Future Past
2014

Prisoners of Gravity
1989

Superpowered: The DC Story
2023

Caper
2014

Superheroes: A Never-Ending Battle
2013

Marvel: 75 Years, from Pulp to Pop!
2014

The Wolverine: Path of a Ronin
2013

Savageland
2015

Batman Tech
2008

Batman Unmasked: The Psychology of The Dark Knight
2008

Secret Origin: The Story of DC Comics
2010

The Phenomenon: The Comic That Changed Comics
2009

Story Within a Story: The Books of Watchmen
2009

Jack Kirby: Story Teller
2007

The Roots of Wolverine: A Conversation with Stan Lee and Len Wein
2009

Chris Claremont's X-Men
2018

Robin: The Story of Dick Grayson
2010

Tales of Frankenstein
2018

Symbiote Spider-Man: The Saga of the Black Costume
2007