H. John Poole is an American military author and Marine combat veteran of Vietnam, specializing in small unit and individual tactics. His books focus on the role, training, and skills of the individual infantry soldier and Marine, and on those of the combat NCOs (non-commissioned officers). Poole has focused on terrorist and insurgent tactics, as well as the counter-insurgent tactics to defeat them. Influential works His first work, The Last Hundred Yards, focusing on small unit infantry tactics, was widely read by USMC NCOs. In Terrorist Trail, Poole argued that the current 4th Generation Warfare (4GW) challenge facing the United States military required a similar 4GW solutions. Career After almost 28 years as a commissioned or non-commissioned infantry officer, Poole retired from the United States Marine Corps in 1993. On active duty, he studied small-unit tactics for ten years and served for eight months as a rifle company commander in Vietnam (1968–69). After Vietnam, he developed, taught, and refined courses of instruction on maneuver warfare, land navigation, fire support coordination, call for fire, adjust fire, close air support, M203 grenade launcher, movement to contact, daylight attack, night attack, infiltration, defense, offensive Military Operations in Urban Terrain (MOUT), defensive MOUT, NBC defense, and leadership. Since retirement, Poole has researched the small-unit tactics of other nations and written 11 tactics-and-intelligence-manual supplements. He has also conducted multi-day training sessions for 40 battalions, eight schools, and five Special Operations units on how to conduct 4th Generation Warfare at the small-unit level. Books by H. John Poole The Last Hundred Yards: The NCO's Contribution to Warfare (1997), One More Bridge to Cross: Lowering the Cost of War (1999), Phantom Soldier: The Enemy's Answer to U.S. Firepower (2001), The Tiger's Way: A U.S. Private's Best Chance for Survival (2003), Tactics of the Crescent Moon: Militant Muslim Combat Methods (2004), Militant Tricks: Battlefield Ruses of the Islamic Insurgent (2005), Terrorist Trail: Backtracking the Foreign Fighter (2006), Dragon Days: Time for "Unconventional" Tactics (2007), Tequila Junction: 4th-Generation Counterinsurgency (2008), Homeland Siege: Tactics For Police and Military (2009), Expeditionary Eagles: Outmaneuvering the Taliban (2010), Global Warrior: Averting WWIII (2011), ‘’ North Korea’s Hidden Assets’’ (2018), References External links Posterity Press Year of birth missing (living people) Living people American military writers United States Marine Corps officers United States Marine Corps personnel of the Vietnam War Counterinsurgency theorists Counterterrorism theorists Guerrilla warfare theorists Place of birth missing (living people)