Psychology

Bigger brains are smarter, but not by much

Using a large dataset and controlling for a variety of factors, including sex, age, height, socioeconomic status, and genetic ancestry, Gideon Nave of the Wharton School and Philipp Koellinger of Vrije Universiteit Amsterdam found that people with larger brains rated higher on measures of intelligence, but only accounts for two percent of the variation in smarts.

Katherine Unger Baillie

Social media use increases depression and loneliness

Facebook, Snapchat, and Instagram may not be great for personal well-being. For the first time, an experimental study shows a causal link between time spent on these social media and increased depression and loneliness.

Michele W. Berger

New scholars named to promote research into the influence of gender on health

Melanie Kornides of the School of Nursing, Jennifer Lewey of the Perelman School of Medicine, and C. Alix Timko of Medicine and the Children’s Hospital of Philadelphia are pursuing research that examines the role of sex and gender on health, supported by the Building Interdisciplinary Research Careers in Women’s Health program.

Katherine Unger Baillie

How parenting affects antisocial behaviors in children

In a recent study of the parental caregiving environment, psychologist Rebecca Waller found that within identical twin pairs, the child who experienced harsher behavior and less parental warmth was at a greater risk for developing antisocial behaviors.

Michele W. Berger

How do stereotypes affect what people think is fair?

Stereotypes systematically affect what people think is fair, according to new research from psychologist Anna Jenkins. The findings make it possible to predict how people will treat members of different social groups.

Michele W. Berger

Exploring the human propensity to cooperate

Working with a nomadic group in Tanzania, one of the last remaining nomadic hunter-gatherer populations, Penn psychologists show that cooperation is flexible, not fixed.

Michele W. Berger

A neural link between altruism and empathy toward strangers

Studying the brain activity of people who have donated a kidney to a stranger, psychologist Kristin Brethel-Haurwitz found a clear link between real-world altruism and empathy, particularly in regard to the pain and fear of strangers.

Michele W. Berger



In the News


Philadelphia Inquirer

Expect to see AI ‘weaponized to deceive voters’ in this year’s presidential election

Cristina Bicchieri of the School of Arts & Sciences says that AI-generated misinformation exacerbates already-entrenched political polarization throughout America.

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Kiplinger

Can money buy you happiness? Yes, it can. However…

Research by Matthew Killingsworth of the Wharton School reveals there is no monetary threshold at which money's capacity to improve well-being diminishes.

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WHYY (Philadelphia)

Philadelphia hospital program adds psychologists to bridge mental health services for trauma survivors

A new psychology team at the Penn Trauma Violence Recovery Program has provided about 46 survivors with short- and long- term therapy, featuring remarks from Elinore Kaufman and Lily Brown of the Perelman School of Medicine.

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Jerusalem Post

Early humans had ADHD, scientists say after making people play game online

A collaborative study by researchers from Penn suggests that the impulsive component of ADHD may provide a competitive advantage to learn from rivals and “catch” new methods of achievement.

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Psychology Today

Why hasn’t the new me shown up yet?

In his book “What You Can Change and What You Can’t,” Martin Seligman of the School of Arts & Sciences says that some personal qualities and habits can’t be changed without extreme difficulty.

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Yahoo! Life

The real reason you’re obsessed with spicy food

Paul Rozin of the School of Arts & Sciences agrees that it’s actually the pain that keeps us coming back for more spice. 

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