1. The size and character of the crime decline
2. The environment for optimism : crime trends and attitudes about the effectiveness of crime policies
3. The usual suspects : imprisonment, demography, and the economy
4. Progeny of the 1990s : three new explanations of decline
5. Which twin had the Toni? Some statistical lessons from Canada
6. New York City's natural experiment
8. Seven lessons from the 1990s