Professor Jay B Lewis is Associate Professor of Korean History at the University of Oxford. His courses include an introduction to Korean and Japanese history, Korean history through classical texts, Japanese history through classical texts, and methods in Koreanology and Japanology.

His particular research interests are the cultural, economic, and social histories of premodern Korea and the history of Korean-Japanese relations prior to 1850. Editor, author and co-author of books about the history of Korea and Japan, Professor Lewis is currently conducting research on the economic history of Korea from 1400-1900 and translating the Kōrin teisei, an extended briefing for the lord of Tsushima on Japanese diplomacy and trade with Korea, by Amenomori Hōshū from the early eighteenth-century.