Before beginning his career as an author of true crime books, Don Davis worked for 30 years as a UPI correspondent on various assignments, including the Vietnam War and the White House beat. His works since have covered major crimes of the 1990s. They include Bad Blood: The Shocking True Story Behind the Menendez Killings (1994) and The Milwaukee Murders: Nightmare in Apartment 213: The True Story (1991) about the Jeffrey Dahmer case. Davis's other works include his first novel, Appointment With the Squire (1997), about World War II, and another novel, The Gris-Gris Man (1997), a story about voodoo killings in New Orleans. In addition to being a writer and reporter, Davis was an instructor of journalism at Boston University in 1979, and a lecturer at the U.S. Navel War College in 1983.