Claim: The Punisher is a character in Marvel comics.

Gerard F. `` Gerry '' Conway -LRB- born September 10 , 1952 -RRB- is an American writer of comic books and television shows . He is known for co-creating the Marvel Comics ' vigilante the Punisher and scripting the death of the character Gwen Stacy during his long run on The Amazing Spider-Man . At DC Comics , he is known for co-creating the superhero Firestorm and others , and for writing the Justice League of America for eight years . Conway wrote the first major , modern-day intercompany crossover , Superman vs. the Amazing Spider-Man .