Computer Science

What to do in a crowd crush

Norman Badler of the School of Engineering and Applied Science explains how high density crowd surges restrict movement and become dangerous.

What transformational leaders too often overlook

Tom Murphy, senior vice president of IT and chief information officer, says that infrastructure and operational support are difficult, underappreciated, and poorly understood.

Researchers at the University of Pennsylvania propose a new computing architecture ideal for artificial intelligence

A team of researchers at the School of Engineering and Applied Science and colleagues have created a new computing architecture based on compute-in-memory, which is ideal for AI.

The women who programmed the first modern computer

A new book by Kathy Kleiman shares the story of the six women mathematicians at Penn who programmed the world’s first digital computer—the ENIAC.

Ty Haney is doing things differently this time

Kevin Werbach of the Wharton School said “web3,” a block-chain-centered iteration of the internet, won’t be as democratized or utopian as some believe. “There’s a web3 that’s out there which is wonderful and trying to make the world a better place, but just by labeling something web3, it doesn’t mean power dynamics will magically reverse,” Werbach said.

PIK Professor Kevin Johnson named University Professor

Kevin Johnson, who has appointments in the Perelman School of Medicine and the School of Engineering and Applied Science, and a secondary appointment in the Annenberg School for Communication, will become the David L. Cohen University Professor.

Smartphone screen displaying a login for a Twitter account.

Social media bots may appear human, but their similar personalities give them away

A new engineering study examines how social media bots disguise themselves to interact with genuine accounts on social media platforms, while suggesting a new strategy for how to detect them.

Masked people in a protest crowd holding signs that read Black Lives Matter, He Could Not Breathe, and Justice 4 George Floyd.

Reported anger, sadness, depression, and anxiety spiked after George Floyd killing

The police killing of George Floyd took an unprecedented toll on the emotional and mental health of Black Americans, according to a new study by LDI senior fellow Sharath Guntuku.

Xunjing Wu on a mid-career switch to computer science

Penn’s Online Master of Computer and Information Technology degree allows professionals like Wu the opportunity to switch careers without restarting their education from the beginning.

Now that machines can learn, can they unlearn?

Aaron Roth of the School of Engineering and Applied Science spoke about his research on machine unlearning, which seeks to answer the question, “Can we remove all influence of someone’s data when they ask to delete it but avoid the full cost of retraining from scratch?”

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