Zachary has published in Studies in Conflict and Terrorism, the Nonproliferation Review, War on the Rocks, DefenseOne, The Modern War Institute at Westpoint, and various other outlets.
All views are his own and not those of any current or former employer, funder, or affiliate.
His CV has a complete list of his published work and previous appearances.

Peer-Reviewed Publications

Other Studies and Book Chapters


  • “Armed, Fully Autonomous Drone Swarms (AFADS): Weapons of Mass Destruction?” International Studies Association (ISA) International Security Studies Division Conference, October 13, 2017

  • “Avatars of the Earth: Assessing the Threat of Eco-Radical Chemical, Biological, Radiological, and Nuclear Terrorism,” (Lead author with Philipp Bleek), ISA Conference, March 2016

  • “Complex Pore Spaces Create Record-Breaking Methane Storage System for Natural-Gas Vehicles,” (with Peter Pfeifer, et al), Chaos: an Interdisciplinary Journal of Nonlinear Science, 17, 2007

  • “Hockey Pucks: the Energy of the Future,” (Lead author with Peter Pfeifer), 2007 Summer Undergraduate Research and Creative Achievements Forum (MU), 2007

Opinions and Commentary

  • “Lord of the Drones: Fellowship of the Drone,” CBRNEWorld, February 2019, (Lead author with Philipp Bleek)