ผู้เขียน: Jens E. Kjeldsen

Jens E. Kjeldsen is Professor of Rhetoric and Visual Communication at the University of Bergen, Norway. Amos Kiewe is Professor of Communication and Rhetorical Studies at Syracuse University, USA. Marie Lund is Associate Professor of Rhetoric at the Aarhus University, Denmark. Jette Barnholdt Hansen (1966-2017) was Associate Professor of Rhetoric at the University of Copenhagen, Denmark.