When coronavirus forced Princeton to close its campus classrooms in favor of remote teaching, Professor Jeremy Adelman drew upon a decade of pioneering work in distance education. As director of the "Global History Lab," Adelman has experimented for years with ways to keep students connected and engaged online. His spring undergraduate course at Princeton is on-topic, too, focusing on globalization since 1820 and offering historical observations of human and environmental interdependence. Transcript: www.princeton.edu/content/transcript_adelman