Paul Pierson is the John Gross Distinguished Professor of Political Science at the University of California, Berkeley, and director of the Berkeley Economy and Society Initiative. He is the author or coauthor of six books, including Winner-Take-All Politics, Let Them Eat Tweets, and Politics in Time. Eric Schickler is the Jeffrey & Ashley McDermott Professor of Political Science at the University of California, Berkeley. He is the author or coauthor of seven books, including Racial Realignment, Investigating the President, and Filibuster.

"Noted political scientists Pierson and Schickler draw on their extensive scholarship to examine various periods of American history during which polarization was particularly virulent....[Partisan Nation] is well researched, and the authors’ analysis of past eras of polarization changes in what they label 'intermediary institutions' such as interest groups and mass media is incisive....An intriguing...examination of the toxic American political landscape."

• 1. The Dangerous New Logic of American PoliticsPart 1: Polarization in Historical Perspective2. Conflict and Faction in the Early Republic and Civil War Era3. Constrained Polarization at the Turn of the CenturyPart 2: The Rise of Contemporary Polarization4. Triggers of a Nationalized Partisanship5. The Transformation of State Parties, Interest Groups, and MediaPart 3: The Crisis of the New American Constitutional Order6. Policy by Other Means7. Democracy in the Balance8. What’s NextAcknowledgmentsNotesIndex

Paul Pierson is the John Gross Distinguished Professor of Political Science at the University of California, Berkeley, and director of the Berkeley Economy and Society Initiative. He is the author or coauthor of six books, including Winner-Take-All Politics, Let Them Eat Tweets, and Politics in Time. Eric Schickler is the Jeffrey & Ashley McDermott Professor of Political Science at the University of California, Berkeley. He is the author or coauthor of seven books, including Racial Realignment, Investigating the President, and Filibuster.

"Noted political scientists Pierson and Schickler draw on their extensive scholarship to examine various periods of American history during which polarization was particularly virulent....[Partisan Nation] is well researched, and the authors’ analysis of past eras of polarization changes in what they label 'intermediary institutions' such as interest groups and mass media is incisive....An intriguing...examination of the toxic American political landscape."

• 1. The Dangerous New Logic of American PoliticsPart 1: Polarization in Historical Perspective2. Conflict and Faction in the Early Republic and Civil War Era3. Constrained Polarization at the Turn of the CenturyPart 2: The Rise of Contemporary Polarization4. Triggers of a Nationalized Partisanship5. The Transformation of State Parties, Interest Groups, and MediaPart 3: The Crisis of the New American Constitutional Order6. Policy by Other Means7. Democracy in the Balance8. What’s NextAcknowledgmentsNotesIndex

Paul Pierson is the John Gross Distinguished Professor of Political Science at the University of California, Berkeley, and director of the Berkeley Economy and Society Initiative. He is the author or coauthor of six books, including Winner-Take-All Politics, Let Them Eat Tweets, and Politics in Time. Eric Schickler is the Jeffrey & Ashley McDermott Professor of Political Science at the University of California, Berkeley. He is the author or coauthor of seven books, including Racial Realignment, Investigating the President, and Filibuster.

"Noted political scientists Pierson and Schickler draw on their extensive scholarship to examine various periods of American history during which polarization was particularly virulent....[Partisan Nation] is well researched, and the authors’ analysis of past eras of polarization changes in what they label 'intermediary institutions' such as interest groups and mass media is incisive....An intriguing...examination of the toxic American political landscape."

• 1. The Dangerous New Logic of American PoliticsPart 1: Polarization in Historical Perspective2. Conflict and Faction in the Early Republic and Civil War Era3. Constrained Polarization at the Turn of the CenturyPart 2: The Rise of Contemporary Polarization4. Triggers of a Nationalized Partisanship5. The Transformation of State Parties, Interest Groups, and MediaPart 3: The Crisis of the New American Constitutional Order6. Policy by Other Means7. Democracy in the Balance8. What’s NextAcknowledgmentsNotesIndex