At the outset of the new Admin., the Department of Homeland Security Intelligence (DHSI) enterprise consists of the intelligence elements of 6 DHS operational c

This second edition of The National Security Enterprise provides practitioners’ insights into the operation, missions, and organizational cultures of the prin

The events of September 11, 2001 changed perceptions, rearranged national priorities, and produced significant new government entities, including the U.S. Depar

This Interagency Threat Assessment and Coordination Group (ITACG) Intelligence Guide for First Responders is designed to assist state, local, tribal law enforce

In this pathbreaking book, Amy Zegart provides the first scholarly examination of the intelligence failures that preceded September 11. Until now, those failure