Christian Kock is Emeritus Professor of Rhetoric at the University of Copenhagen. He has done research on political argumentation and debate, the history of rhetoric, rhetorical citizenship, credibility, journalism, literary studies, aesthetics, linguistics and writing pedagogy. He has been a Visiting Professor at Indiana University, Bloomington, and is author, editor, co-author or co-editor of c. 20 books in rhetoric, linguistics, argumentation, journalism, political debate, and literature, as well as numerous articles for scholarly as well general audiences. He is frequently used as a commentator on rhetoric and political debate in the media. His main non-academic interest is music; he has played in, chaired or served on the board of various ensembles and organizations in classical music.