ch. 1. A need for understanding and analysis -- ch. 2. Understanding and defining terrorism -- ch. 3. Homeland security and analysis -- ch. 4. Working the puzzle one piece at a time - learning to anticipate behavior -- ch. 5. Gathering information, the key to the process -- ch. 6. Enhanced analysis : transforming information into intelligence -- ch. 7. The threat : the future is here today - learning from the past -- ch. 8. What the future may hold -- ch. 9. Conclusion.