Previous models of sequential veto bargaining in the United States do not include public opinion as a significant predictor of policy outcomes, yet work on presidential agenda setting (Kernell 1993; Canes-Wrone 2001a) suggests that public opinion can be an important factor in determining policy...

Recent quantitative evidence indicates that higher-income Americans have considerably more influence than lower-income citizens on national policy decisions. But the implications of these findings depend on what the affluent want from politics. If their policy preferences closely resemble those...

We review the meaning of the concept of framing, approaches to studying framing, and the effects of framing on public opinion. After defining framing and framing effects, we articulate a method for identifying frames in communication and a psychological model for understanding how such frames...

The COVID-19 pandemic represents a massive global health crisis. Because the crisis requires large-scale behaviour change and places significant psychological burdens on individuals, insights from the social and behavioural sciences can be used to help align human behavior with the...

We document trends in affective polarization during the coronavirus pandemic. In our main measure, affective polarization is relatively flat between July 2019 and February 2020, then falls significantly around the onset of the pandemic. Two other data sources show no evidence of an increase in...

We document trends in affective polarization during the COVID-19 pandemic. In our main measure, affective polarization is relatively flat between July 2019 and February 2020, then falls significantly around the onset of the pandemic. Three of five other data sources display a similar downward...

Professors Peter Feaver, Christopher Gelpi, and Jason Reifler's theory of the determinants of public support for war has received a great deal of attention among academics, journalists, and policymakers. They argue that support for war hinges on initial support for military action and the belief...

The impact of a campaign on voters' decisions depends, in part, on when voters make their decisions. Voters who decide at the start of a campaign will be much less influenced by the campaign than those who decide at the end. But what explains when voters make their decisions? We address this...