An anonymous survey, conducted in late July, asked researchers to report how often they and their colleagues adhered to University guidelines on mask wearing, social distancing, laboratory density and other practices that help prevent transmission of the COVID-19 virus. Of the 818 people who took the survey, nearly all reported wearing a mask most or all of the time, maintaining 6 feet of distance between lab members, and following lab occupancy maximums. https://www.princeton.edu/news/2020/09/22/princeton-researchers-report-high-level-compliance-campus-health-and-safety