Jack Hoban served as a U.S. Marine Corps Captain and is a long time practitioner of martial arts.  He is a Master Instructor in the Bujinkan Budo Taijutsu and Togakure Ryu Ninjutsu systems under Grand Master Masaaki Hatsumi in Japan and has authored three books on warriorship.  Hoban is a Subject Matter Expert for the Marine Corps Martial Arts Program (MCMAP).   Mr. Hoban also holds an MBA and is an executive in the healthcare industry. Jack's latest book, "The Ethical Warrior," is available. HERE.