Cornelius Puschmann, Dr.

Since October 2016 Cornelius Puschmann is Senior Researcher and Coordinator of the Postdoc-Project “Algorithmed Public Spheres” at Hans-Bredow-Institute for Media Research at the University in Hamburg.

Cornelius Puschmann was a project leader at the Alexander von Humboldt Institute for Internet and Society as part of the research group “Networks of Outrage”, funded by the VolkswagenStiftung under its data journalism funding scheme. In addition to coordinating the APS postdoc group, Cornelius was also chair of the annual conference of the Association of Internet Researchers, AoIR 2016, which took place from October 5-8 in Berlin, and which was jointly hosted by the HIIG and the Hans Bredow Institute.

Cornelius completed his PhD at the University of Düsseldorf in 2009 with a thesis on the corporate blog as an emerging genre of computer-mediated communication. Following this, he was a member of the interdisciplinary junior researchers group „Science and the Internet” at the University of Düsseldorf (2010-2012). Cornelius completeted a four-year personal grant from the Deutsche Forschungsgemeinschaft (DFG) for the project „Networking, visibility, information: a study of digital genres of scholarly communication and the motives of their users” at the Berlin School of Library and Information Science (BSLIS). From January to Juli 2013, Cornelius was a visiting fellow at the Oxford Internet Institute at the University of Oxford, and from September 2013 to August 2014 he was visiting assistant professor at the University of Amsterdam’s Department of Media Studies. From 2015 to 2016 he also served as visiting professor of digital communication at Zeppelin University in Friedrichshafen. In fall 2015-2016 he is a Faculaty Associate at Harvard University’s Berkman Center for Internet and Society. He is a co-editor of volume Twitter and Society (Peter Lang, 2014) and serves on the editorial board of the Journal of Broacasting and Electronic Media.

Cornelius’ research interests include interpersonal communication in digital platforms (particularly hate speech),  the role of algorithms for selection media content, as well as methodological, ethical, and espistemological aspects of computational social science.

His publications are available at

Cornelius Puschmann


Associated Researcher: The evolving digital society

Lectures and presentations

Politics of Discourse: Fake News Controversy in Germany and how it solidifies in new institutional arrangements
AoIR 2017 Networked Publics (Session: Misinformation, Propaganda and "Fake News": A European Perspective). Association of Internet Researchers (AoIR). University of Tartu, Tartu, Estonia: 19.10.2017

Kirsten Gollatz, Jonas Kaiser, Cornelius Puschmann

Empörungsöffentlichkeiten im Netz: Zur Beziehung von Themen, Akteuren und Quellen auf der Pegida-Facebookpage
Jahrestagung der DGPuK Fachgruppe Digitale Kommunikation 2016. TU Braunschweig, Braunschweig, Germany: 04.11.2016

Cornelius Puschmann, Julian Ausserhofer

Empörungsnetzwerke, Open Science und Open Data: Wie Wissenschaft, Hochschul-PR und Datenjournalismus zusammenarbeiten können
Jahrestagung des Bundesverbands Hochschulkommunikation (Session: Datenjournalismus in der Hochschulkommunikation). Bundesverband Hochschulkommunikation. Universität Göttingen, Göttingen, Germany: 15.09.2016

Julian Ausserhofer, Cornelius Puschmann, Noura Maan, Markus Hametner

What are the topics of populist anti-immigrant movements on Facebook?
Social Media & Society Conference. Goldsmiths, University of London, London, UK: 13.07.2016

Cornelius Puschmann, Julian Ausserhofer, Noura Maan, Markus Hametner

Information laundering and counter-publics: The news sources of islamophobic groups on Twitter
Social Media in the Newsroom workshop at the 10th International AAAI Conference on Web and Social Media (ICWSM16) (Session: Social Media in the Newsroom). Leibniz Institute for the Social Sciences, Leibniz, Germany: 17.05.2016

Cornelius Puschmann, Julian Ausserhofer, Noura Maan, Markus Hametner

Rage Against the Elites? Polarisation and Counter-publics in Online Discourse on Immigration and Climate Change
Fourth Conference on Games, Interaction, Reasoning, Learning and Semantics. Department of Philosophy and Cognitive Science, University of Lund, Lund, Sweden: 28.04.2016

Cornelius Puschmann


Haters gonna hate?
Digitaler Salon. Humboldt Institut für Internet und Gesellschaft, Berlin, Germany: 31.08.2016

Cornelius Puschmann

Wider die Herrschaft der Algorithmen! Wie bekommen wir die Kontrolle zurück?
re:publica 2016. Station, Berlin, Germany: 02.05.2016

Cornelius Puschmann

Moderation of workshops and panels

Communicating Nature, Sustainability, and Environmental Issues Using Online Media Channels
Conference of the International Communication Association (ICA). International Communication Association (ICA). Fukuoka Hilton, Fukuoka, Japan: 11.06.2016

Cornelius Puschmann

Communication Research Methods 2016: Practices and Challenges
Conference of the International Communication Association (ICA). International Communication Association (ICA). Fukuoka Sea Hawk Hotel, Fukuoka, Japan: 09.06.2016

Cornelius Puschmann

"Algorithms, Automation and Politics"
Conference of the International Communication Association (ICA). International Communication Association (ICA). Fukuoka Sea Hawk Hotel, Fukuoka, Japan: 08.06.2016

Cornelius Puschmann

Organisation of events

AoIR 2016 – Annual Conference of the Association of Internet Researchers
From 05.10.2016 to 08.10.2016. Humboldt Universität zu Berlin, Berlin, Germany. Co-Organised by: Association of Internet Research; Hans-Bredow-Institute for Media Research (International)

Christian Katzenbach, Cornelius Puschmann, Larissa Wunderlich


Editorial Board of journal: Journal of Broadcasting & Electronic Media.

Cornelius Puschmann

Media appearances

Lösch Dich (26.04.2018). zdf Funk
Further information

Wenn der Hass postet (13.10.2016). Süddeutsche Zeitung

Warum das Netz voller Hass ist - und was dagegen hilft (13.10.2016).
Further information

Wissenschaftler im Interview „Das Internet ist kein Wilder Westen mehr“ (07.10.2016). Berliner Zeitung
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Das Gegenteil von Lügenpresse (10.07.2016). Der Standard
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Landkarten der Gesellschaft. Populistische Bewegungen wie Pegida kommunizieren über soziale Netzwerke. Forscher untersuchen und visualisieren, wer mit wem redet. (01.06.2016). Berliner Zeitung

Alle Macht den Algorithmen? (25.06.2016). new-d
Further information

Twitter bots play murky role in US presidential election campaign (22.06.2016). Deutsche Welle
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Wissenschaftsnacht: Wie Pegida und andere Rechtspopulisten kommunizieren (31.05.2016). Berliner Zeitung
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Facebook: Huch, da sitzen ja Menschen! (10.05.2016). Zeit Online
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