Mobile data records, tracking devices and government-mandated selfies have played a role in both enforcing quarantines and providing data to better understand the coronavirus. In this week’s episode, we talk to Wilbert Van Panhuis, an infectious disease epidemiologist at the University of Pittsburgh; Tom Mitchell, the Block Center’s Lead Technologist; and Scott Andes, the Block Center’s Executive Director, about the challenges of balancing public health and the value of privacy.