Biology teacher Beth Pogonitz, left, helps Ariela Bielak, 15, with work in class at Ida Crown Jewish Academy on Jan. 3, 2022, in Skokie. The private school mandates COVID-19 vaccines and testing for students and staff and officials said Monday that they anticipate the school’s proactive policies will keep classrooms open for in-person learning. (Erin Hooley / Chicago Tribune)
