ABSTRACT In 2015-2016, Germany experienced a rapid and controversial increase in
refugees that varied substantially across German districts. This increase provides unique …

What implications might rising animosity towards political out-partisans have for public
health? Vaccination has a significant social aspect, protecting not only the vaccinated, but …

How does prosocial behavior extend beyond in-group boundaries in multiethnic societies?
The differentiation of Western societies presents an opportunity to understand the tension …

Urbanization is transforming the human and political geography of Africa. While a growing
body of research explores the urban dimensions of clientelism, contentious action, and …

There is ongoing debate about whether the relationship between income and pro-social
behaviour depends on economic inequality. Studies investigating this question differ in their …

Does political diversity affect the prevalence of selfless behavior across a society?
According to a recurrent finding from the study of social capital, ethnic diversity reduces …

Generalized trust has reached new lows in America, with young Americans now trusting the
least. This complicates the process of interacting with new people, which formerly …

Neighborhoods are important spaces where people participate in social interactions, and
existing research has demonstrated that the social and physical environment plays a pivotal …

Many theories of political participation imply that close elections increase voter turnout, but
empirical support for this is mixed. One challenge is that close elections occur in …

In 2015–16, Germany experienced a rapid and controversial increase in refugees that
varied substantially across German districts. This increase provides unique leverage for …