50 Startups That Rose as America Locked Down

ClearMask - Allysa Dittmar, deaf since birth, experienced herself the dehumanizing and terrifying challenge of communicating with masked health-care workers during an emergency. With two colleagues at Johns Hopkins University, she developed ClearMask, the first fully transparent surgical face mask approved by the Food and Drug Administration just in time for the coronavirus pandemic. The masks have also been adopted by court systems for hearings and depositions.