If you wanted to design the perfect transmission hub for respiratory infections, you’d build a school. High density. Minimal space. Constant close contact. Occupants who breathe fast, talk nonstop, and don’t yet know how to stop germs from spreading.

Just as school meals are foundational for student attendance and focus, the evidence is growing that clean air is just as essential. See below for my piece in The 74 on the case for clean air in schools. Improving air quality might actually be one of the most cost-effective

We need the equivalent of the 20th-century clean water revolution, except for clean indoor air. People with post-infectious chronic illnesses have known for a while how insane it is that, as a society, we continue to find it perfectly acceptable to breathe air full of viruses