This article focuses on the changing nature of the spaces, historical sources, and products of peace research. Specifically, the article explores the future of peace research after the transnational, digital, and biographical turns. It addresses the changing formats of sources generated by activists, as well as the challenges of digitizing and disseminating these sources. Finally, the article calls for increased attention to the use of digital humanities methods, particularly geographic information systems ( GIS) techniques, in peace research.