The Business of Counterterrorism focuses on the opportunities and challenges that public-private partnerships (PPPs) face in the post-9/11 world. Although these partnerships are a major topic of discussion and study among businesses and government agencies involved in homeland security efforts, they have received a much less thorough analysis by scholars. The Business of Counterterrorism identifies the essential role that PPPs are now taking in homeland security and explores the implications of this transformative shift in the field. In its discussion, it focuses on five areas in homeland security critical infrastructure protection, cybersecurity, information sharing, security at U.S. ports of entry, and disaster recovery.