Leana Sheryle Wen (born Wen Linyan; January 27, 1983) is an American physician, author, professor, speaker, consultant, newspaper columnist and television commentator. She is former health commissioner for the city of Baltimore and former president of Planned Parenthood. She has written two books based on her experiences as a medical professional. Wen has served as a public health communicator during the COVID-19 pandemic and 2022 mpox outbreak, appearing frequently on CNN as an on-air medical ...