New York Times and USA Today bestseller William W. Johnstone has written over 300 books. He's an author whose writing abilities span a wide range of genres, most notably Western and suspense. His books include- The first Mountain Man, The Last Mountain Man, The Brothers O'Brien, MacCallister, Preacher, Savage Texas, Matt Jensen, The Family Jensen, Sidewinders, and Luke Jensen, Bounty Hunter. Visit his website at williamjohnstone.net. J.A. Johnstone debuted as a solo author with The Loner. J.A. works in collaboration with William W. Johnstone and has authored The First Mountain Man, Flintlock, Sidewinders, Matt Jensen, The Family Jensen, The Brothers O'Brien, and thrillers such as Suicide Mission.