Denny O'Neil
Dennis "Denny" O'Neil  was a  author and editor. He was very well known in the industry, one he had worked in since the 1960s, primarily for both DC and Marvel Comics. He is well known for his work influencing Batman toward the darker character he is today and his work on both Green Arrow and Green Lantern.

During his time at Marvel, he edited and contributed some writing to the fifth issue of their Star Trek series, "The Haunting of the Enterprise!".

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Star Trek comic authors
Star Trek publication editors