COVID misinformation has reached young minds. A Johns Hopkins program seeks to reverse the damage.

So far, the more than 160 student volunteers of the Johns Hopkins Health Education and Training Corps, also known as the HEAT Corps, have logged more than 2,200 sessions in some 200 classrooms, with several in Baltimore and others as far away as Guatemala, India and Sudan. Galiatsatos visits more on his own, including a recent stop at Navajo Preparatory School in New Mexico, where he helped answer parents’ questions about booster shots and how to safely gather during the winter holidays.