It’s Not Just the Radical Right: Radical Left Populist Party Strategy in Europe - Lewis Alexander Luartz, University of California-Riverside

Left out or Right on time - Radical Left Party’s Successful Strategies towards Nationalism in Western Europe - Sarah Wagner, University of Essex

Who survives and who not? The Rise and Fall of Personalized Parties - Teodora Yovcheva, Sofia University

Party System Institutionalization: Concept and Measurement Using a Bayesian Latent Variable Approach - Wooseok Kim, University of Michigan, Ann Arbor

Christopher J Williams, University of Arkansas at Little Rock

Susan Scarrow, University of Houston

To Accept or Decline: Question Complexity and Acceptance of Abortion Case Petitions - Mariliz Kastberg-Leonard, University of Georgia

When the court faces the government - Thiago Moreira, Texas A&M University; Thiago do Nascimento Fonseca, University of São Paulo

A Bridge Too Far? - Estimating Supreme Court Ideal Points through Crowdsourcing Difficulty Parameters 1895-2017 - Sebastian M Saling, Princeton University

Sara C. Benesh, University of Wisconsin-Milwaukee

Transformation of Turkish Constitutional Court: Political Foundations of Independent Judiciary and Institutional Change - Abdullah Erdem Demirtas, University of California, Berkeley

Judicial Autonomy and Investment in Authoritarian Regimes - Braden Dauzat, Emory University

Does the formal authority of constitutional courts matter? Reassessing the explanations for judicial assertiveness - Susan Achury, Miami University

Determinants of Partisan Influence in Mexican Electoral Authorities - Jose Luis Enriquez, University of Wisconsin-Madison

Jay Krehbiel, West Virginia University

Benjamin Bricker, Southern Illinois University Carbondale

Affordable Care Act (ACA) and Healthcare Accessibility: A Comparative Analysis of Different phases of ACA implementation 2012-2016. - Godlove Aka Binda, The University of South Dakota

Is health policy different? Diffusion of health policy among American states, 1985-2015 - Tracee M Saunders, University of Iowa

Online Health Information Seeking Behaviors associated with Medicare and Medicaid Policies - Jingjing Gao, University of North Carolina at Charlotte

Partisan Polarization, Mobilization, Perceptions: Evidence From Lobbying On Health Care Reform in 2010 and 2017 - Sergei S. Kostiaev, Rutgers University, INION RAN

Richard C. Fording, The University of Alabama

Edward Alan Miller, University of Massachusetts-Boston

Choosing to Avoid? A Conjoint Experimental Study to Understand Partisan Selective Exposure and Avoidance on Social Media - Subhayan Mukerjee, University of Pennsylvania; Tian Yang, University of Pennsylvania

Fake News or Arousing News? The Indirect Consequences of Uncivil Language on Social Transmission. - Paula Szewach, University of Essex

Is That Source Credible? Expertise and Character Credibility in a Polarized Political Context - Adam Ozer, University of Houston

Dan Myers, University of Minnesota-Twin Cities

Yilang Peng, University of Georgia