The first authentic biography of one of the most famous of the nineteenth century Texas Rangers-Capt. Leander H. McNelly. No history of the murderous Sutton-Taylor Feud, or of the Texas State Police, or of the depredations of the Mexican Gen. Juan H. Cortina, or of the rancher Richard King, or of the infamous Nueces Strip can be written without major emphases on the influence of McNelly and the men who followed him so loyally.

Chuck Parsons is a native of Iowa, spending most of his life as an educator in Minnesota and Wisconsin. He is the author of seven books and numerous articles, all concerning outlaws and lawmen of Texas and the West. For over six years he wrote a monthly column "The Answer Man" for True West magazine. Parsons currently resides in South Texas.

Marianne E. Hall Little is a native Texan and a descendent of three Texas Rangers. She has written sixteen books, mostly stemming from her genealogical research. She has co-authored with Chuck Parsons and James S. Peterson, writing the biography of Mace Bowman Texas Feudist Western Lawman. Little lives in South Texas.