Colleges reopenings in-person likely added 3,000 U.S. COVID-19 cases per day: study

The findings call into question the practicality of face-to-face classes during the COVID-19 pandemic, and are important as colleges and universities plan their spring 2020 semesters, said researchers from the University of North Carolina at Greensboro, Indiana University, the University of Washington and Davidson College.To track COVID-19 cases and study their association with students attending classes at college campuses, the team used location data from a database of cellphone users who agre