Abram Chayes is Felix Frankfurter Professor of Law, Emeritus, Harvard Law School. Antonia Handler Chayes is Director and Senior Advisor, Conflict Management Group. She is a former undersecretary of the U.S. Air Force.

I have long known, from associating with some of them, that the best legal scholars can be especially unlawyerly in the way they think about agreements, negotiations, and compliance. The approach of Chayes and Chayes is in my favorite tradition: neither legalistic nor formalistic, but full of sophisticated good sense based on personal experience and historical scholarship. Theirs is an original--and actually upbeat--way of thinking about international agreements.

• Preface A Theory of Compliance Sanctions Treaty-Based Military and Economic Sanctions Membership Sanctions Unilateral Sanctions Toward a Strategy for Managing Compliance Norms Transparency, Norms, and Strategic Interaction Reporting and Data Collection Verification and Monitoring Instruments of Active Management Policy Review and Assessment Nongovernmental Organizations Revitalizing International Organizations Appendix: List of Treaties Notes Index

Abram Chayes is Felix Frankfurter Professor of Law, Emeritus, Harvard Law School. Antonia Handler Chayes is Director and Senior Advisor, Conflict Management Group. She is a former undersecretary of the U.S. Air Force.

I have long known, from associating with some of them, that the best legal scholars can be especially unlawyerly in the way they think about agreements, negotiations, and compliance. The approach of Chayes and Chayes is in my favorite tradition: neither legalistic nor formalistic, but full of sophisticated good sense based on personal experience and historical scholarship. Theirs is an original--and actually upbeat--way of thinking about international agreements.

• Preface A Theory of Compliance Sanctions Treaty-Based Military and Economic Sanctions Membership Sanctions Unilateral Sanctions Toward a Strategy for Managing Compliance Norms Transparency, Norms, and Strategic Interaction Reporting and Data Collection Verification and Monitoring Instruments of Active Management Policy Review and Assessment Nongovernmental Organizations Revitalizing International Organizations Appendix: List of Treaties Notes Index

Abram Chayes is Felix Frankfurter Professor of Law, Emeritus, Harvard Law School. Antonia Handler Chayes is Director and Senior Advisor, Conflict Management Group. She is a former undersecretary of the U.S. Air Force.

I have long known, from associating with some of them, that the best legal scholars can be especially unlawyerly in the way they think about agreements, negotiations, and compliance. The approach of Chayes and Chayes is in my favorite tradition: neither legalistic nor formalistic, but full of sophisticated good sense based on personal experience and historical scholarship. Theirs is an original--and actually upbeat--way of thinking about international agreements.

• Preface A Theory of Compliance Sanctions Treaty-Based Military and Economic Sanctions Membership Sanctions Unilateral Sanctions Toward a Strategy for Managing Compliance Norms Transparency, Norms, and Strategic Interaction Reporting and Data Collection Verification and Monitoring Instruments of Active Management Policy Review and Assessment Nongovernmental Organizations Revitalizing International Organizations Appendix: List of Treaties Notes Index