Steven Grant is an American comic-book writer best known for his 1985-1986 Marvel Comics mini-series, Punisher, with artist Mike Zeck and for his creator-owned character Whisper. Since 2005, Grant has written several works for IDW Publishing including original comics featuring the characters from the television show CSI. He wrote a one-shot featuring an updated version of his character Whisper and created a crime series, 2 Guns, about undercover cops, for Boom! Studios. At Avatar Press, he produced two creator-owned mini-series, Mortal Souls and My Flesh Is Cool, as well as adapting Frank Miller's original Robocop screenplays to comics which deviated considerably from the filmed versions.