Understanding Homeland Security is a unique textbook on homeland security that blends the latest research from the areas of immigration policy, counterterrorism research, and border security with practical insight from homeland security experts and leaders such as former Secretaries of the Department of Homeland Security Tom Ridge and Janet Napolitano.

The textbook also includes:

The target audience for this text is advanced undergraduate or entry-level graduate students in criminology, intelligence analysis, public policy, public affairs, international affairs, or law programs. This textbook meets requirements for entry-level introductory courses in homeland security.