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Raffaele Guetto, Maria Francesca Morabito, Matthias Vollbracht and Daniele Vignoli, March 13, 2023
Robert G. Eccles, Scott C. Newquist, and Roland Schatz, February 2007
Thomas E. Patterson, Shorenstein Center on Media, Politics and Public Policy, June 2016
Hans-Jörg Naumer, February 2020
Hans-Jörg Naumer and B. Burcin Yurtoglu, February 2020
Hans-Jörg Naumer and B. Burcin Yurtoglu, Dezember 2019
Hans-Martin von Gaudecker und Axel Wogrolly, April 2019
Michael Berlemann und Tobias Thomas (2019)
Iris Carola Pfeiffer (2018)
Ralf Dewenter, Melissa Linder, Tobias Thomas (2018)