Woodbury is director of the Naval Postgraduate School's Center for Homeland Defense and Security, and leans on decades of experience when he shares lessons learned.

Billions have been spent on interoperability since 9/11 and progress has been made, but it seems many view interoperability as something still to be attained.

Envision what would happen if authorities discovered that these burrowing animals were trained terrorist operatives attacking critical infrastructure.

The dichotomy for hospital security personnel is to design a system that’s unpredictable in its random crime prevention activities, yet predictable in basic building security duties.