Walter Gilmour

Walter Gilmour (1942–2016) was an Alaska State Trooper and coauthor, with Leland E. Hale, of the true crime book Butcher, Baker. Gilmour worked as a police officer in Ketchikan, Alaska, before beginning a twenty-three-year career as a state trooper. He later served as a colonel in the Alaska State Defense Force. As a major in the State Troopers, Gilmour was instrumental in the search for serial killer Robert Hansen, the subject of Butcher, Baker, which was adapted into the 2013 film The Frozen Ground.

Leland E. Hale is the author of the novel Huck Finn Is Dead and, with coauthor Walter Gilmour, the true crime book Butcher, Baker. The story of Alaska serial killer Robert Hansen, Butcher, Baker inspired the 2013 film The Frozen Ground. Hale has also worked in the energy, aerospace, and software industries. He lives in Washington State.