David Ehrman
From Super-wiki
David Ehrman was a writer for Supernatural in it's first season. Ehrman has written and produced for television since 1985, having written for series such as Hack (working alongside Robert Singer, Phil Sgriccia, Brad Buckner and Eugenie Ross-Leming), JAG and 24. Ehrman would depart Supernatural after its first season, along with the majority of the writer's room.
