Gretchen Helmke is an Assistant Professor in Political Science at the University of Rochester. Her research on comparative institutions and Latin American politics appears in several leading journals, including the American Political Science Review, Comparative Politics, and Desarollo Economico. Her research has received grants from the National Science Foundation and the Social Science Research Council. She has been a visiting research fellow at the Fundacion Carlos Nino in Buenos Aires, Argentina, the Kellogg Institute for International Studies at the University of Notre Dame, and the Weatherhead Center for International Affairs, Harvard University.

"Helmkes short but important work should be read by scholars working in judicial process, positive political theory, democratization, and comparative institutional analysis." Choice

• Part I. Ruling against the Rules: 1. Introduction; 2. Actors, institutions, and mechanisms; 3. Design and overview of the argument; Part II. The Logic of Strategic Defection: 4. The standard strategic account; 5. A new pattern of inter-branch relations; 6. Modifying the separations-of-powers approach; 7. Judicial motivations; 8. Problems of information; 9. Conclusion; Part III. A Theory of Court-Executive Relations: Insecure Tenure, Incomplete Information, and Strategic Behavior: 10. Politics and uncertainty; 11. The model; 12. Discussion; 13. Conclusion: testable hypotheses; Part IV. Judges, Generals, and Presidents: Institutional Insecurity on the Argentine Supreme Court, 1976–99: 14. The gap between formal and informal institutions; 15. Judges under bayonets: the military 'Proceso', 1976–83; 16. Judges under the Alfosín government; 17. Judges under the (first) Menem government: the difficulty of democratic consolidation, 1989–95; 18. Judges under the (Second) Menem government: the path toward democratic consolidation?; 19. Conclusion: an analytic narrative of institutional insecurity; Part V. The Reverse Legal-Political Cycle: An Analysis of Decision-Making on the Argentine Supreme Court: 20. Data and methodology; 21. Timing; 22. Importance; 23. Participation; 24. Target of the threat; 25. Rival hypotheses: composition, legality, and the mix of cases; 26. Conclusion; Part VI. The Dynamics of Defection: Human Rights, Civil Liberties, and Presidential Power: 27. The military court and human rights; 28. The Alfonsín Court and human and civil rights; 29. The Menem-era court and presidential power; 30. Conclusion: did defection work?; 31. Epilogue: the court and the collapse of Argentina; Part VII. Conclusion: Broader Lessons and Future Directions: 32. Strategic defection and the reverse-legal-political cycle; 33. Strategic defection in comparative perspective; 34. Further implications, future directions.

Gretchen Helmke is an Assistant Professor in Political Science at the University of Rochester. Her research on comparative institutions and Latin American politics appears in several leading journals, including the American Political Science Review, Comparative Politics, and Desarollo Economico. Her research has received grants from the National Science Foundation and the Social Science Research Council. She has been a visiting research fellow at the Fundacion Carlos Nino in Buenos Aires, Argentina, the Kellogg Institute for International Studies at the University of Notre Dame, and the Weatherhead Center for International Affairs, Harvard University.

"Helmkes short but important work should be read by scholars working in judicial process, positive political theory, democratization, and comparative institutional analysis." Choice

• Part I. Ruling against the Rules: 1. Introduction; 2. Actors, institutions, and mechanisms; 3. Design and overview of the argument; Part II. The Logic of Strategic Defection: 4. The standard strategic account; 5. A new pattern of inter-branch relations; 6. Modifying the separations-of-powers approach; 7. Judicial motivations; 8. Problems of information; 9. Conclusion; Part III. A Theory of Court-Executive Relations: Insecure Tenure, Incomplete Information, and Strategic Behavior: 10. Politics and uncertainty; 11. The model; 12. Discussion; 13. Conclusion: testable hypotheses; Part IV. Judges, Generals, and Presidents: Institutional Insecurity on the Argentine Supreme Court, 1976–99: 14. The gap between formal and informal institutions; 15. Judges under bayonets: the military 'Proceso', 1976–83; 16. Judges under the Alfosín government; 17. Judges under the (first) Menem government: the difficulty of democratic consolidation, 1989–95; 18. Judges under the (Second) Menem government: the path toward democratic consolidation?; 19. Conclusion: an analytic narrative of institutional insecurity; Part V. The Reverse Legal-Political Cycle: An Analysis of Decision-Making on the Argentine Supreme Court: 20. Data and methodology; 21. Timing; 22. Importance; 23. Participation; 24. Target of the threat; 25. Rival hypotheses: composition, legality, and the mix of cases; 26. Conclusion; Part VI. The Dynamics of Defection: Human Rights, Civil Liberties, and Presidential Power: 27. The military court and human rights; 28. The Alfonsín Court and human and civil rights; 29. The Menem-era court and presidential power; 30. Conclusion: did defection work?; 31. Epilogue: the court and the collapse of Argentina; Part VII. Conclusion: Broader Lessons and Future Directions: 32. Strategic defection and the reverse-legal-political cycle; 33. Strategic defection in comparative perspective; 34. Further implications, future directions.

Gretchen Helmke is an Assistant Professor in Political Science at the University of Rochester. Her research on comparative institutions and Latin American politics appears in several leading journals, including the American Political Science Review, Comparative Politics, and Desarollo Economico. Her research has received grants from the National Science Foundation and the Social Science Research Council. She has been a visiting research fellow at the Fundacion Carlos Nino in Buenos Aires, Argentina, the Kellogg Institute for International Studies at the University of Notre Dame, and the Weatherhead Center for International Affairs, Harvard University.

"Helmkes short but important work should be read by scholars working in judicial process, positive political theory, democratization, and comparative institutional analysis." Choice

• Part I. Ruling against the Rules: 1. Introduction; 2. Actors, institutions, and mechanisms; 3. Design and overview of the argument; Part II. The Logic of Strategic Defection: 4. The standard strategic account; 5. A new pattern of inter-branch relations; 6. Modifying the separations-of-powers approach; 7. Judicial motivations; 8. Problems of information; 9. Conclusion; Part III. A Theory of Court-Executive Relations: Insecure Tenure, Incomplete Information, and Strategic Behavior: 10. Politics and uncertainty; 11. The model; 12. Discussion; 13. Conclusion: testable hypotheses; Part IV. Judges, Generals, and Presidents: Institutional Insecurity on the Argentine Supreme Court, 1976–99: 14. The gap between formal and informal institutions; 15. Judges under bayonets: the military 'Proceso', 1976–83; 16. Judges under the Alfosín government; 17. Judges under the (first) Menem government: the difficulty of democratic consolidation, 1989–95; 18. Judges under the (Second) Menem government: the path toward democratic consolidation?; 19. Conclusion: an analytic narrative of institutional insecurity; Part V. The Reverse Legal-Political Cycle: An Analysis of Decision-Making on the Argentine Supreme Court: 20. Data and methodology; 21. Timing; 22. Importance; 23. Participation; 24. Target of the threat; 25. Rival hypotheses: composition, legality, and the mix of cases; 26. Conclusion; Part VI. The Dynamics of Defection: Human Rights, Civil Liberties, and Presidential Power: 27. The military court and human rights; 28. The Alfonsín Court and human and civil rights; 29. The Menem-era court and presidential power; 30. Conclusion: did defection work?; 31. Epilogue: the court and the collapse of Argentina; Part VII. Conclusion: Broader Lessons and Future Directions: 32. Strategic defection and the reverse-legal-political cycle; 33. Strategic defection in comparative perspective; 34. Further implications, future directions.