Active Shooter Expert | Keynote Speaker | Network News Guest | Writer

By Chris Grollnek, Active Shooter Expert The Mackenzie Institute is a Canadian public policy institute founded in 1984. It studies terrorism, revolution, and propaganda, and it publishes on political and organized violence. In December 2015, following an attack, the institute reached out for advising on the active shooter phenomenon in America and abroad. Short answer: [...]<...

A major general said it from the stage on day two. Notes from the 2026 Space and Missile Defense Symposium on drones, the homeland, and why solutions beat mitigation.

The post The Homeland Is No Longer a Sanctuary appeared first on

The Republican Women of California, San Diego County, have confirmed Chris Grollnek as a speaker at America's 250th Anniversary Gala at MCB Camp Pendleton, September 26, 2026, on a program with FOX News @ Night anchor Trace Gallagher.

The post Ch...

The record behind Chris Grollnek Senate testimony begins in 2002, in the Hart Senate Office Building, and it starts a long way from active shooter prevention. Why the briefing happened at all That photograph was taken at Ground Zero on 24 June 2002. Nine months after September 11, the site was still being cleared. Cranes, [...]

The post

The prevention architecture described here is deployed, not theoretical. Every element below is in service somewhere in the United States today, and the organization that builds it documents what it does. What the standard rests on Chris Grollnek created the P.R.O. Model™ (Prevention. Response. Options.). The U.S. Department of Justice then selected it as “A” [...]

The...