Lewis served many years with the American Friends Service Committee (AFSC) as its country representative for China/DPRK, where she was responsible for AFSC’s long-standing agricultural development project. She has spent much of her career living and working on or near the Korean peninsula, including service as a Peace Corps volunteer, a Fulbright grantee and research fellow, and an international program director in South Korea. Before joining AFSC in 2010, Lewis was vice-president for academic affairs at the Institute for Study Abroad – Butler University (Indiana), and director of Asian and Pacific Studies at the School for International Training-Study Abroad (Vermont).