Kathryn M. Drennan is an American writer, having worked for Carl Sagan on the mini-series Cosmos: A Personal Voyage in the early 1980s[1] and for Michael Piller, producer at the time for Star Trek: The Next Generation, in the early 1990s.[2] She also contributed articles to several magazines, including Starlog[3][4][5] and Twilight Zone Magazine.[6] She was married to J. Michael Straczynski, creator of Babylon 5, and wrote articles about Rod Serling's Night Gallery for Twilight Zone Magazine together with him.[6] She wrote one script during Babylon 5's first season, "By Any Means Necessary" as well as the prose Babylon 5 novel, To Dream in the City of Sorrows. She also wrote scripts for two other shows Straczynski worked on, She-Ra: Princess of Power and The Real Ghostbusters.[7]