Jamilah Sherally is a doctor working with the Boat Refugee Foundation, a Dutch nonprofit that provides medical care to refugees on Greek islands. Right now, she’s working to help more than 20,000 people in Europe’s biggest refugee camp, Moria, on the island of Lesvos. She’s part of #SOSMoria, which seeks to bring refugees on Greek islands to safety. Dr. Sherally has previously worked for Médecins Sans Frontières and Critical Care International.