The Maritime Dimension of International Security: Terrorism, Piracy, and Challenges for the United States

The Day After Roswell

The Latin American Drug Trade: Scope, Dimensions, Impact, and Response

Nuclear War: The bestselling non-fiction thriller, shortlisted for the Baillie Gifford Prize 2024

West European Terrorism and Counter-Terrorism: The Evolving Dynamic

Brotherhood of Warriors: Behind Enemy Lines with a Commando in One of the World's Most Elite Counterterrorism Units

Non-Military Security and Global Order: The Impact of Extremism, Violence and Chaos on National and International Security

This Is How They Tell Me the World Ends: Winner of the FT & McKinsey Business Book of the Year Award 2021

Hitting America's Soft Underbelly: The Potential Threat of Deliberate Biological Attacks Against the U.S. Agricultural and Food Industry

Fear: Trump in the White House

Worthy Fights: A Memoir of Leadership in War and Peace

Indonesia's Transformation and the Stability of Southeast Asia

Enayati Theorem of Absolute Orbital Supremacy: The Codex Belli Orbitalis

Promoting Online Voices for Countering Violent Extremism

Circle of Treason: CIA Traitor Aldrich Ames and the Men He Betrayed

The Evolving Terrorist Threat to Southeast Asia: A Net Assessment

The Convergence Doctrine

Confronting the "Enemy Within": Security Intelligence, the Police, and Counterterrorism in Four Democracies

Spam Nation: The Inside Story of Organized Cybercrime—from Global Epidemic to Your Front Door

Neoclassical Realist Theory of International Politics