Harvard faculty discuss changes to views on school, work, winter’s likely surge, danger of "lethal inflexibility."

Risk assessment experts offer tips for balancing pandemic risks, as government restrictions ease.

With new coronavirus variants on the U.S. pandemic scene, experts say brace yourself for another surge — and mask up.

Harvard Chan School’s Joseph Allen gives America an “F” on school reopening efforts, and says we’re in danger of losing thousands of virtual dropouts and wasting mild late summer/early autumn weather we could use to boost in-person learning.

As school officials worry about whether they can safely reopen their districts in the fall, Joseph Allen, a Harvard healthy buildings expert has an answer: yes.

Summer message from a health expert: Go outside and play, but don’t forget about COVID.

Joseph Allen laid out how existing building safety guidelines might be adapted to make workplaces safer in the age of COVID.