Douglas Valentine is the author of five non-fiction books: The Hotel Tacloban (1984), The Phoenix Program (1990), The Strength of the Wolf (2004), The Strength of the Pack (2009), and the CIA as Organized Crime (2017). He is the author of the novella TDY (2000) and a book of poems, A Crow's Dream (2011). He also created and edited the poetry anthology With Our Eyes Wide Open: Poems of the New American Century (2012). Valentine has testified as an expert witness, served as a documentary film consultant, and worked as a private investigator.