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Where political views and fundamental beliefs intersect
Three maps of the U.S., one blue, one purple, one red, indicating partisan politics.

Where political views and fundamental beliefs intersect

Research from The Penn Primals Project debunks the idea that conservatives think the world is more dangerous than liberals, findings with implications for future research and productive political debate.

Michele W. Berger

The allure of fad diets, and why they fail
A person seated at a dining table with their elbows on the table, with one single carrot on the plate before them.

The allure of fad diets, and why they fail

In a new book, Penn nutritional anthropologist Janet Chrzan and Kima Cargill of the University of Washington, Tacoma, explain the cultural, social, and psychological fixation on fad diets and why they don’t typically succeed.

Michele W. Berger

Twitter gives conservative news greater visibility than liberal content
A crowd of people outdoors, some wearing masks, some with arms raised, some holding signs that read "Justice for George Floyd" or with a painting of George Floyd's face.

A Black Lives Matter rally in June, 2020, at Brooklyn's Grand Army Plaza in New York. (Image: AP Photo/Kathy Willen, File)

Twitter gives conservative news greater visibility than liberal content

This bias held even in the context of a social justice movement with left-leaning goals, according to research from Sandra González-Bailón of the Annenberg School for Communication and colleagues.

Michele W. Berger, Julie Sloane

Do vaccine lotteries work?
gloved hand holding covid vacciine

Do vaccine lotteries work?

Wharton’s Katy Milkman shares the lessons learned from last year’s Philly Vax Sweepstakes, a Penn-funded project designed to evaluate ways of increasing COVID-19 vaccinations in the city.

From Knowledge at Wharton