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In observance of the 2024 holiday season, Sage offices will be closed Monday December 23rd through Wednesday January 1st. Normal operations, including shipping for orders placed during the closure, will resume on Thursday January 2nd. For technical support during this time, please visit our technical support page for assistance options. 

We wish you a wonderful holiday season. Thank you. 

Daniel J. O'Keefe Northwestern University, USA

Daniel J. O’Keefe is the Owen L. Coon Professor in the Department of Communication Studies at Northwestern University. He received his Ph.D. from the University of Illinois at Urbana-Champaign and has been a faculty member at the University of Michigan, Pennsylvania State University, and the University of Illinois. He has received the National Communication Association’s Charles Woolbert Research Award, its Golden Anniversary Monograph Award, its Rhetorical and Communication Theory Division Distinguished Scholar Award, and its Health Communication Division Article of the Year Award, the International Communication Association’s Best Article Award and its Division 1 John E. Hunter Meta-Analysis Award, the International Society for the Study of Argumentation’s Distinguished Research Award, the American Forensic Association’s Daniel Rohrer Memorial Research Award, and teaching awards from Northwestern University, the University of Illinois, and the Central States Communication Association.