Jeffrey Morris of the Perelman School of Medicine says that flu vaccines primarily reduce the risk of death or severe disease.

“The Revolutionary City: a Portal to the Nation’s Founding,” a collaborative project between Penn and historic Philadelphia institutions, has digitized multiple collections to show a complete and complicated view of the city during the American Revolution.

Kathleen Hall Jamieson of the Annenberg Public Policy Center comments on recent steps taken to undermine confidence in vaccine efficacy and safety.

Z. John Zhang of the Wharton School says that current uncertainty and volatility could create a good alibi for a company that wants to institute dynamic pricing.

According to the Penn Wharton Budget Model, exempting all Social Security income from taxation could make Social Security run out of money sooner than expected.