David Kahn, Israeli Krav Maga Association (Gidon System) United States Chief Instructor, is the only American to sit on the IKMA board of directors. David has formally trained all five branches of the U.S. military, the Royal Marines, in addition to federal, state, and local law enforcement agencies including instructors from the Marine Corps, Army, Navy, FBI, DEA, U.S. Marshals, NJSP, and Philadelphia PD, along with celebrities, executives, and other clients. He is the author of Krav Maga,Advanced Krav Maga,Krav Maga Weapon Defenses, and Krav Maga Professional Tactics. David also created the DVD companion set Mastering Krav Maga: Defending the 12 Most Common Unarmed Attacks. David and his partners operate several Israeli krav maga training centers along with the IKMAP affiliate instructor program. A graduate of Princeton University, he lives in New Jersey.