Publications

Books [3]

Understanding Urban Warfare,” Howgate Publishing, October 3, 2022

Connected Soldiers: Life, Leadership, and Social Connections in Modern War,” Potomac Books, July 1, 2022

The Mini-Manual for the Urban Defender,” John Spencer, March 1, 2022

Book Chapters [6]

“Siege and Intrusive Operations” In: Small Armies, Big Cities: Rethinking Urban Warfare, Lynne Rienner Publishers, forthcoming September 2022

“Gangs of Baghdad,” In: Strategic Notes On Third Generation Gangs, Xlibris US, 2020

“The Power of Op-Eds: How to Informa & Influence,” In: Why We Write, Middle West Press LLC, 126-128, 2019

“What the Walls of Westeros Teach Us about War and Warfare,” In: Winning Westeros: How Game of Thrones Explains Modern Military Conflict, Potomac Books, 108-118, 2019

“Urban Warfare Studies” foreward for the book Blood and Concrete: 21st Century Conflict in Urban Centers and Megacities, 2019

“Why the Jedi Won Fights, Not Wars,” In: Strategy Strikes Back: How Star Wars Explains Modern Conflict (contributing author), Potomac Books, 178-184, 2018

Journal Articles [2]

Using Digital Textbooks to Improve Student Learning: Lessons for Military Educators,” Journal of Military Learning, October 1, 2018 (coauthored)

Putting Concepts of Future Warfare to the Test,” Military Review, March 1, 2018 (coauthored)

Professional Articles [129]

Antony Blinken’s Ahistorical Advice for Israel,” Wall Street Journal, April 9, 2024

Israel Defense Forces work to protect civilians — not kill them,” New York Post, April 4, 2024

Ultimately, Hamas Owns Every Death in Gaza—Civilians Included,” Newsweek, April 4, 2024 (coauthored)

Israel Has Created a New Standard for Urban Warfare. Why Will No One Admit It?Newsweek, March 26, 2024

The Road to Ceasefire Leads Through the Rafah Offensive.” Newsweek, March 11, 2024 (coauthored)

I Have Delivered Aid in War Zones. They Were the Missions We Feared Most,” Newsweek, March 7, 2024

Hospitals Are Protected Under International Law. But They Cannot be 'Off Limits',” Newsweek, February 20, 2024

The Untold Story of the Ukrainian Helicopter Rescue Missions During the Mariupol Siege,” Time, February 15, 2024

Memo to the 'Experts': Stop Comparing Israel's War in Gaza to Anything. It Has No Precedent,” Newsweek, February 12, 2024

Israel Implemented More Measures to Prevent Civilian Casualties Than Any Other Nation in History,” Newsweek, January 31, 2024

A Lesson on Human Suffering from a Kibbutz,” Time Magazine, January 12, 2024

Gaza’s Underground: Hamas’s Entire Politico-Military Strategy Rests on Its Tunnels,” Modern War Institute, January 18, 2024

“‘You Cannot Unsee the Evil’: A Report on the Graphic Hamas Terror Video, From Combat Veteran John SpencerSoldiers of Fortune Magazine, December 8, 2023

Underground Nightmare: Hamas Tunnels and the Wicked Problem Facing the IDF,” Modern War Institute, October 17, 2023

These are the Challenges Awaiting Israeli Ground Forces in Gaza,” Modern War Institute, October 11, 2023

The 2023 Urban Experts’ Christmas Wish List,” Modern War Institute, December 13, 2023 (coauthored)

Rebuilding Resiliency: Kyiv’s Opportunity to Bolster Its Defense,” War on the Rocks, December 12, 2023 (coauthored)

Opinion: I’m an expert in urban warfare. Israel is upholding the laws of war,” CNN Opinion, November 7, 2023

Fields of Battle and Fields of Friendly Strife: The Links Between Competitive Sports and Performance in War,” Modern War Institute, September 28, 2023 (coauthored)

Nine Months of Hell in Mariupol: How This Real-Life Rambo Survived, Resisted, and Escaped Captivity,” Soldier of Fortune Magazine, August 18, 2023

The Battle of Hostomel Airport: A Key Moment in Russia’s Defeat in Kyiv,” War on the Rocks, August 10, 2023 (coauthored)

Urban Warfare Case Study #7 - Fallujah 2,” Modern War Institute, July 25, 2023

Hydraulic warfare is here to stay. NATO should plan for it,” Defense News, June 14, 2023 (coauthored)

An Army Fights as Well as It’s Fed: Lessons from the Chef Helping to Feed the Ukrainian Military,” Modern War Institute, April 19, 2023

Twelve Months of War in Ukraine Have Four Fundamental Lessons on Urban Warfare,” Modern War Institute, February 23, 2023 (coauthored)

Leopards into the Fray: How will German tanks affect the battlefield balance in Ukraine?Modern War Institute, January 27, 2023 (coauthored)

How Much Difference Can One Person Make?,” Modern War Institute, November 4, 2022

Urban Warfare Case Study #6 - Fallujah 1,” Modern War Institute, October 28, 2022

The Second Battle of Fallujah: American Forces at War Inside a Hotbed of Insurgency,Soldiers of Fortune Magazine, October 20, 2022

Ukraine Can Win This War,” Common Sense, September 26, 2022 (coauthored)

Jumping into Combat: A Sky Soldier Goes to War in Iraq,” Soldiers of Fortune Magazine, August 22, 2022

In Ukraine, Two US Army Veterans See the New Face of War,” Soldiers of Fortune Magazine, August 16, 2022 (coauthored)

How volunteers can help defeat great powers,” Military Times, July 5, 2022 (coauthored)

Waterworld: How Ukraine Flooded Three Rivers to Help Save Kyiv,” Modern War Institute, July 1, 2022 (coauthored)

Why Morale is So Crucial in War,” Kyiv Post, May 24, 2022

Russian moms can play a part in helping to end Vladimir Putin’s War in Ukraine,” USA Today, May 2, 2022

Why Russia likely won’t win the fight in Ukraine’s cities,” Los Angeles Times, April 18, 2022 (coauthored)

Ukrainians should be on the lookout for a new battlefield enemy: Disease,” Washington Post, April 5, 2022

Russia’s Humanitarian Corridors in Ukraine Endanger Human Life,” Wall Street Journal, March 16, 2022

Urban Warfare Case Study #5 - Ortona,” Modern War Institute, February 26, 2022

Defending the City: An Overview of Defensive Tactics From the Modern History of Urban Warfare,” Modern War Institute, February 14, 2022 (coauthored)

Urban Warfare Case Study #4 - Suez City,” Modern War Institute, January 13, 2022 (coauthored)

Urban Warfare Project Case Study #3 – Hue,” Modern War Institute, November 4, 2021 (coauthored)

Urban Warfare Project Case Study #2 – Mosul,” Modern War Institute, September 15, 2021 (coauthored)

Enter and Clear a Room: The History of Battle Drill 6, and Why the Army Needs More Tactical Training Like It—Not Less,” Modern War Institute, July 21, 2021 (coauthored)

The Battle of Shusha City and The Missed Lessons of the 2020 Nagorno-Karabakh War.” Modern War Institute, July 14, 2021 (coauthored)

A Status Check on the Army’s Preparation for the Next War,” Modern War Institute, July 6, 2021 (coauthored)

UWP Case Study #1 – Stalingrad,” Modern War Institute, June 28, 2021

The Vampire Fallacy: Virtual Reality vs Needs Based Strategies,” Wavell Room, June 17, 2021 (coauthored)

What the Military Needs After Afghanistan,” Military Times, April 23, 2021 (coauthored)

Leaders, We Need Your Data: The Key to Refining the Army Combat Fitness Test,” Modern War Institute, March 21, 2021 (coauthored)

Square Peg, Round Hole: Maneuver Warfare and the Urban Battlefield,” Modern War Institute, March 11, 2021

More Than A Test: Building A Better Army Fitness Culture,” Modern War Institute, February 17, 2021 (coauthored)

The Eight Rules of Urban Warfare and Why We Must Work to Change Them,” Modern War Institute, January 12, 2021

The Twelve Days of Urban Warfare Christmas,” Modern War Institute, December 21, 2020

The Pentagon thinks urban warfare is obsolete. That’s wrong.” Washington Post, November 20, 2020

Four Transformational Steps The US Army Should Take To Get Serious About Urban Operations,” Modern War Institute, July 21, 2020

Want police reforms? Then, ask the hard questions,” Newsday, July 13, 2020

Proxy Forces Undermine Conventional Strategy,” Army Magazine, May 26, 2020 (coauthored)

The City is Not Neutral: Why Urban Warfare is So Hard,” Modern War Institute, March 4, 2020

War Books: Preparing for Underground Warfare,” Modern War Institute, February 12, 2020

Gangs of Baghdad,” Modern War Institute, January 21, 2020

The Return of Tunnel Bombs: A Medieval Tactic on the Modern Battlefield,” Modern War Institute, December 30, 2019

The Power of Op-Eds: How to Inform and Influence,” Modern War Institute, December 5, 2019

Difficult Megacity Fight Seen in Mumbai” Army Magazine, November 1, 2019 (coauthored)

The Dangers of Distracted Fighting,” Wired Magazine, October 9, 2019

Facing Our Underground Nightmares: Casting Light On the Subterranean,” Army Magazine, August 20, 2019 (coauthored)

How our recent Medal of Honor shows a weakness in military power,” Military Times, July 15, 2019

Every City is Different. That’s Why a One-Size-Fits-All Approach to Urban Operations Won’t Work,” Modern War Institute, May 30, 2019

The Destructive Age of Urban Warfare; Or, How to Kill A City and How to Protect It,” Modern War Institute, March 28, 2019

My Underground Warfare Wish List,” Modern War Institute, February 19, 2019

Stealing the Enemy’s Urban Advantage: The Battle of Sadr City,” Modern War Institute, January 21, 2019

How I Discovered Writing,” Wavell Room, December 4, 2018

Why Militaries Must Destroy Cities to Save Them,” Modern War Institute, November 8, 2018

Crossing the Street: Addressing on of Urban Warfare’s Greatest Challenges” Modern War Institute, October 30, 2018

Getting Beyond Door Kicking: Four Tasks for Urban Warriors,” Modern War Institute, September 18, 2018

While the North Korean Nuclear Button Cools, The Threat of The Underground Lingers,” Modern War Institute, August 31, 2018 (coauthored)

Who will challenge and check the military now that Sen. John McCain is gone?” USA Today, August 29, 2018

The Simulations Road to War,” Army Magazine, August 22, 2018 (coauthored)

Investing in understanding cities is investing in national security,” The Hill, August 6, 2018 (coauthored)

The missing link to preparing for military operations in megacities and dense urban areas,” Army Times, July 20, 2018 (coauthored)

The coming cyberbattle will be worse than people think,” Fifth Domain, July 9, 2018

Prepare the Army for the Future Urban Battlefield,” Army Magazine, May 16, 2018 (coauthored)

War Books: Preparing for Urban Warfare,” Modern War Institute, April 30, 2018

The Era of Urban Warfare is Already Here,” Foreign Policy Research Institute, March 21, 2018 (coauthored)

Ten Ways to Fix the U.S. Military’s Close Combat Lethality,” War on the Rocks, March 08, 2018 (coauthored)

A gun won’t give you the guts to run toward danger,” Washington Post, March 5, 2018

Want soldiers to use advanced tech? Go more disposable and address accountability culture.” Defense News, February 21, 2018

Sticker Shock: The World Just Got the Bill for Rebuilding War-Ravaged Cities in Iraq,” Modern War Institute, February 21, 2018 (coauthored)

Even Realistic Videogames like Call of Duty Won’t Help Us Win Wars,” Wired Magazine, January 5, 2018

A Soldier’s Urban Warfare Christmas Wish List,” Modern War Institute, December 19, 2017

How drone swarms could change urban warfare,” C4ISRNET,  December 11, 2017

How the military is making it hard to remember our wars,” Washington Post, November 10, 2017

America’s Mumbai,” Modern War Institute, October 17, 2017

Giving military equipment to police will not lead to safer streets,” The Hill, September 20, 2017 (coauthored)

A Better Approach to Urban Operations: Treat Cities like Human Bodies,” Modern War Institute, September 13, 2017 (coauthored)

Why America Is Destroying Iraqi Cities to Save Them,” The National Interest, August 23, 2017

The City Is the Battlefield of the Future,” Wall Street Journal, July 19, 2017

Three ‘War Hacks’ for Urban Combat,” Modern War Institute, July 03, 2017

So You Think the Army Can Avoid Fighting in Megacities,” Modern War Institute, May 16, 2017 (coauthored)

The Army Needs an Urban Warfare School and it Needs it Soon,”  Modern War Institute, April 05, 2017

We don’t need more money to defeat ISIS. We need more stats,” The Hill, March 22, 2017 (coauthored)

What an Army Megacities Unit Would Look Like,” Modern War Institute, March 08, 2017

It’s time to Create a Megacities Combat Unit,” Modern War Institute, January 31, 2017

To Help Vets, Overhaul How We Treat PTSD,” The Hill, January 31, 2017 (coauthored)

To Win at War, Make America Fit Again,” The Hill, January 12, 2017 (coauthored)

To Understand PTSD, Send Scientist to War,” Wired Magazine, January 12, 2017

Grenade Launchers and Bed Sheets: An Invisibility Kit for Urban Combat,” Modern War Institute, December 12, 2016

Ranger School is Not a Leadership School,” Modern War Institute, December 06, 2016

The Most Effective Weapon on the Modern Battlefield is Concrete,” Modern War Institute, November 14, 2016

If We Really Want Women in Combat, Men Must Do More,” Los Angeles Times, October 12, 2016

Unplug, Soldier! Too Much Online Time is Hurting the Army,” Defense One, September 27, 2016

Going Off-Duty Doesn’t Protect Online Behavior,” Army Magazine, August 2016, (coauthored)

How to rethink the U.S. military’s troop deployment policy,” Politico, July 27, 2016

No, Actually Transgender Soldiers Make Us A Stronger Military,” The Huffington Post, July 13, 2016

The Softer American,” Modern War Institute, July 05, 2016

The Challenges of Ranger School and How to Overcome Them,” Modern War Institute, April 12, 2016

Horse Soldiers in Afghanistan and the Cost of War,” Modern War Institute, April 11, 2016

What is Army Doctrine?” Modern War Institute, March 21, 2016

Wanted: Bullet Stopping Breakthroughs,” Modern War Institute, February 17, 2016

An Army of sound mind and body,” NY Daily News, February 8, 2016

Right Question, Right Tools,” Modern War Institute, January 18, 2016

Now women need to seek those combat jobs,” USA Today, January 9, 2016

The military’s real problem: Fewer Americans are joining,” Politico, December 15, 2015

From Army of One to Band of Tweeters,” New York Times, November 15, 2015

It’s not ‘a man, man’s world’ and neither is war: Gender integration in the Infantry,” Foreign Policy Magazine, September 15, 2015

General, Tear Down that Wall: Gender and the Infantry,” War on the Rocks, August 31, 2015

Cadets discuss subterranean environments with NYC firefighters,” The Pointer View, March 12, 2015

Challenging Army Force Design,” Small Wars Journal, September 22, 2014