Less and later marriage in South Korea

Sociologist Hyunjoon Park sheds light on why marriage rates are falling in South Korea, particularly among highly educated women and low-educated men.

Penn Today Staff

The Amish and the Anthropocene

Nicole Welk-Joerger, a doctoral candidate in the Department of History and Sociology of Science, discusses what a technology adopted by the Amish can tell us about climate change and the future.

Penn Today Staff

Social interactions in the housing market

Doctoral candidate in sociology Doron Shiffer-Sebba’s prize-winning research paper examines the interpersonal dynamics of landlords and tenants.

Penn Today Staff

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In the News


Why the Democrats have shifted left over the last 30 years

Dan Hopkins of the School of Arts and Sciences was cited for his research, which found that racial prejudice in white Americans has decreased since 2007, particularly among Democrats.


Popular Science

Why a decline in U.S. birth rates could actually help our economy

Hans-Peter Kohler of the School of Arts and Sciences explained falling birth rates, saying, “There is a broader transformation in young adulthood where there is an increasing prominence in education, career building, human capital, and so forth so that children tend to be desired later in life.”


The Wall Street Journal

A white woman searches for her black family

Wendy Roth of the School of Arts and Sciences said consumer DNA tests rely on information based on migration patterns from thousands of years ago, even though borders have changed significantly. “The tests present it as if it determines who you are today,” she said.


WAMU Radio (Washington, D.C.)

Shattered: Intimate partner gun violence

The School of Social Policy & Practice's Susan B. Sorenson is quoted on the likelihood that domestic abusers own guns.


The New York Times

Where does affirmative action leave Asian-Americans?

Two studies led by Camille Z. Charles of the School of Arts and Sciences found an overrepresentation of black immigrant students at “highly selective” colleges and universities, compared to black American descendants of enslaved people. “I think there are American blacks whose families have suffered generationally who are being squeezed out,” she said.


Los Angeles Times

Train station experiment reveals one way to counteract bias against Muslims

Nicholas Sambanis of the School of Arts and Sciences spoke about the results of his study on the perception of immigrants and ways to mitigate the discrimination they face. “If we want to think about policy interventions to reduce these [discriminatory] behaviors, first we have to understand exactly what is the mechanism that causes this bias,” he said.