Star Trek - The Prometheus Design

Myrna Lou Culbreath is an American science fiction writer and editor, most well known for the Star Trek tie-in novels and anthologies cowritten with Sondra Marshak. Culbreath was a founding editor of the libertarian editorial magazine The Fire Bringer.

Sondra Marshak is an American science-fiction writer. She is most well known for her work with writing partner Myrna Culbreath, and for the fandom reference book Star Trek Lives!, co-written with Jacqueline Lichtenberg, and television producer Joan Winston.