Delving into the complicated and often politically fraught process of redrawing electoral district boundaries after each decennial census, this chapter examines whether there is evidence that the purportedly gerrymandered maps played a role in the 2012 election. Using the 2012 U.S. House...

Essential to the Madisonian conception of checks and balances is the division of policy-making authority among multiple actors such that each can veto proposed changes in policy. We use a mechanism design approach to analyze checks and balances institutions. We show that checks and balances...

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...