Machine derived contents note: Section I The Nature of Terrorism and the -- Threat It Presents -- Chapter 1 An Overview of Terrorism 3 -- Chapter 2 Defining, Delineating, and Dissecting Terrorism 19 -- Chapter 3 Religious-Based Terrorism 37 -- Chapter 4 What Investigators Need to Know About Terrorists 47 -- Section II Investigative Techniques 55 -- Chapter 5 An Overview of Investigative Techniques -- as They Apply to Terrorism 57 -- Chapter 6 What the Terrorist Knows About Law Enforcement 61 -- Chapter 7 Interviewing 71 -- Chapter 8 Polygraph Examinations 113 -- Chapter 9 Records Checks 119 -- Chapter 10 Surveillance 135 -- Chapter 11 Informants 173 -- Chapter 12 Trash Cover 219 -- Chapter 13 Pretext Telephone Calls 231 -- Chapter 14 Physical Evidence 241 -- Chapter 15 The Crime Scene 253 -- Chapter 16 Mail Cover 263 -- Chapter 17 The Investigative Task Force 267 -- Chapter 18 Undercover Operations 277 -- Chapter 19 Technical Investigative Techniques 303 -- Chapter 20 Investigative Review 317 -- Chapter 21 Locating Clandestine and Fugitive Terrorists 325 -- Section III Factors to Be Considered When Implementing -- Investigative Techniques Against Terrorists 337 -- Chapter 22 The Terrorist in Court 339 -- Chapter 23 Ethical Issues and Investigative Techniques 347 -- Chapter 24 The Law Enforcement "Offsite" Location 361 -- Section IV Applying Investigative Techniques -- to Terrorism Investigations 375 -- Chapter 25 When a Clandestine Terrorist Is Identified 377 -- Chapter 26 Handling a Terrorist Attack 393 -- Chapter 27 Crisis Preparation 409 -- Section V The Future 423 -- Chapter 28 The Future of Terrorism Investigation 425 -- Appendix I What to Do in Response to a Terrorist Attack 435 -- Appendix II What Not to Do in Response to a Terrorist Attack 441 -- Appendix III In a Nutshell: Bringing Terrorists to Justice 445 -- Appendix IV Domestic Terrorist Attacks -- during 2005 through 2007 451 -- Appendix V Key Terms and Concepts 485 -- Appendix VI Selected Extremist Terms 495.