COVID-19 July 28, 2021 First, Stanford is moving up the effective date, to Monday, Aug. 9, of a weekly testing requirement for faculty, staff and postdoctoral scholars who are not fully vaccinated for COVID-19. This decision was based on a recommendation by the Stanford COVID-19 Testing and Vaccine Policy Committee as we work to minimize spread of the highly transmissible Delta variant. More information about this requirement is provided below. Our vaccine policies for students remain the same as previously announced. Second, some of you have had questions about the use of face coverings. Consistent with Centers for Disease Control and Prevention guidance,