Don Bullis graduated from Eastern New Mexico University in 1970 with a bachelor's degree in American History and American Literature.  Bullis began a law enforcement career in 1982 that included stints as deputy sheriff/criminal investigator, town marshal, Commissioner on the Governor's Organized Crime Prevention Commission and criminal intelligence operational supervisor for the New Mexico Department of Public Safety.  He retired in 2002.

     After retirement, Bullis returned to newspaper work as a columnist, book reviewer and political correspondent for the Rio Rancho Observer.  His columns are also in the New Mexico Stockman and the Mountain Mail.  He is the author of five non-fiction books and two novels. 

      Bullis is Sheriff (President) of the Albuquerque Corral of Westerners International.  He is a member of the Sandoval County Historical Society, Albuquerque Historical Society, Western Writers of America, the Western History Association, National Association for Outlaw and Lawman History, Southwest Writers, The New Mexico Book Co-op,  The New Mexico Book Association  and the ENMU Alumni Association.

       Bullis lives in Rio Rancho, New Mexico with his wife, Gloria.