• Publications
  • Influence
Partisans without Constraint: Political Polarization and Trends in American Public Opinion.
The findings suggest that opinion changes correspond more to a resorting of party labels among voters than to greater constraint on issue attitudes: since parties are more polarized, they are now better at sorting individuals along ideological lines. Expand
Dynamics of Political Polarization
This article accounts for two puzzling paradoxes. The first paradox is the simultaneous absence and presence of attitude polarization—the fact that global attitude polarization is relatively rare,Expand
Centralized sanctioning and legitimate authority promote cooperation in humans
This research provides evidence of the effectiveness of centralized sanctioning and demonstrates the causal effect of legitimacy on cooperation: participants are more responsive to the authority of an elected monitor than a randomly chosen monitor. Expand
Partisans without Constraint: Political Polarization and Trends in American Public Opinion1
Public opinion polarization is here conceived as a process of alignment along multiple lines of potential disagreement and measured as growing constraint in individuals' preferences. Using NES dataExpand
Neither Ideologues nor Agnostics: Alternative Voters’ Belief System in an Age of Partisan Politics1
Investigating systematic heterogeneity in the organization of political attitudes using relational class analysis, a graph-based method for detecting multiple patterns of opinion in survey data, shows that while ideologues have gone through a process of issue alignment, alternatives have grown increasingly apart from the political agendas of both parties. Expand
The Integrative Power of Civic Networks1
This article analyzes integrative dynamics within civil society by looking at civic networks—the web of collaborative ties between participatory associations acting on behalf of public and collectiveExpand
Love Thy Neighbor? Ethnoracial Diversity and Trust Reexamined1
This article reproduces the analysis of Putnam and shows that the association between diversity and self-reported trust is a compositional artifact attributable to residential sorting: nonwhites report lower trust and are overrepresented in heterogeneous communities. Expand
The Impact of Elections on Cooperation: Evidence from a Lab-in-the-Field Experiment in Uganda.
It is shown that deference to authority in the controlled setting predicts cooperative behavior in the farmers' natural environment, in which they face a similar social dilemma. Expand
The Effect of Group Attachment and Social Position on Prosocial Behavior. Evidence from Lab-in-the-Field Experiments
The article identifies two social-structural dimensions along which people's generosity varies systematically: group attachment and social position, and shows that occupying a formal position in an organization or community leads to greater generosity toward in-group members. Expand
Cultural Anchors and the Organization of Differences
The results suggest that activists do not simply organize around their similarities but, through cultural anchors, they use their commonalities to build a thinly coherent foundation that can also support their differences. Expand