Former members of the research team include:


Martina Biebert

Martina Biebert worked as a research fellow at the Albert-Ludwigs University's Institute of Sociology under Prof Dr Stefan Kaufmanns' supervision. Together with André Biermann, Biebert conducted the accompanying sociologist research on the EVADEX project. Her primary research focus includes cultural anthropology, sociology of knowledge, cultural theory, organizational culture as well as security and acceptance research.


Sabine Blum

Sabine Blum was a Research Fellow working under supervision of Prof. Dr. Stefan Kaufmann in the BMBF-endowed project SIKET. As a sociologist and member of the CSS Research Team she worked in the EU Horizon 2020 Project NeTIRail-INFRA and in project Resilienzmaße/ Resilience Indicators (Sustainability Center Freiburg). Her research interests include the sociology of in-/security, risk and resilience; political and cultural sociology.


Ole Bogner

Ole Bogner has been a research associate at the Centre for Security and Society from 2017 to 2018 in the project EVADEX.


Linus Feiten

Linus Feiten was a research associate at the Chair of Computer Architecture of Prof. Dr. Bernd Becker since October 2010. His research focus was "Hardware Security and Trust", with a particular interest in the question of how general trust can be established in digital security mechanisms that are difficult for amateurs to understand. In his other research, he developed web applications to improve academic teaching and for political science studies. He was also a staff member of the transdisciplinary graduate academy, SERIOR.


Friedemann Groth

Friedemann Groth worked as a research fellow at the CSS from December 2017 to December 2018 and was involved in establishing the tri-national graduate academy SERIOR (SEcurity, RIsk, ORientation). From April 2016 until April 2018, he was a research and teaching assistant to Prof Dr Poscher at Freiburg Institute of Staatswissenschaft and Philosophy of Law, Department 2, who continues to supervise Mr. Groth’s dissertation. Friedemann Groth dedicates his to law from the perspective of philosophy and cultural sciences. The topic of his dissertation project is "Guns and Responsibility - What the Differences in German and American Gun Law indicate in a broader sense". He was a Visiting Scholar with Prof. Joyce Malcolm at George Mason University near Washington D.C. from September through December 2017.


Jens Hälterlein

Jens Hälterlein was Principal investigator of the project “Artificial Intelligence and Civil Security”, which was funded by the Fritz Thyssen Foundation. Before that, he worked at University Hagen as a research assistant in the project "AI as 'virtual citizens‘ in a plural and dynamic society" (funded by the Volkswagen Foundation). From 2016 to 2019 he worked as a research assistant in the BMBF project RESIBES at the Centre for Security and Society.


Gabriel Hugoniot

Gabriel Hugoniot joined CSS in April 2021 till December 2022 as a research associate in the research project "Decontamination measures after an intentional or natural release of pathogenic microorganisms" (DEFERM). Gabriel Hugoniot is a sociologist specializing in the sociology of knowledge, risk research, biosafety, and reconstructive social research.


Philipp Johner

Philipp Johner has been working as a researcher at the CSS starting September 2018 and was involved in the BMBF-funded project “Multimodal Remote Detection of Hidden Threats in Security Checks (HITD)”.
Previously, in February and March 2018, he was a research assistant to Prof. Dr. Thomas Würtenberger on the EVADEX project. He is also a PhD student at the Institute of Staatswissenschaft and Philosophy of Law, Department 2.


Dr Linda Madsen

Dr Linda Madsen worked as a research fellow in the team of Prof Dr Stefan Kaufmann at the Institute of Sociology at the University of Freiburg from March 2016 to January 2019. Together with Dr Hälterlein, she has been working on the project RESIBES, which aims at increasing resilience through networks of volunteer participation in emergency and disaster response. The project funded by the Federal Ministry of Education and Research within the Federal Governement's framework programme "Research for Civil Security". She is now Associate Professor at the Centre for Care Research of the University of South-Eastern Norway.


Jan Schank

Dr. Jan Schank was a member of the CSS team since October 2018, working on the project SUSQRA. He has been employed on the project “Media Practices of Parliamentary Discourses” at the Goethe-University Frankfurt/M. He has held teaching appointments at Ruhr-University Bochum, where he also gained his PhD, in 2015, with a dissertation on the practices of age-rating computer games (supervised by Estrid Sørensen). His research interests include Science & Technology Studies (STS), Ethnomethodology and Conversation Analysis, Ethnography, as well as the Sociologies of Law and of Politics.


Micha Schlichting

Micha Schlichting was part of the Research Team around Prof Dr Stefan Kaufmann at the CSS from 2016 to 2018. Together with Markus Jenki, he worked as a research fellow on the BMBF-funded project KOMPASS, which aimed at designing, elaborating and implementing an integrative management system for patient care and rescue operations at sea, consisting of structural, organizational and technical measures.


Laura Thurmann

Laura Thurmann joined Prof. Dr. Kaufmann in October 2022 as a researcher in the InGe joint project and is working on experiences of violence among public service workers. She pursued a PhD in Social Anthropology at the University of Manchester on gendered security practices and violence in ethnographic fieldwork. Previously, she conducted research on policing and security in the D.R. Congo and Niger.


Stefan Uhl

Stefan Uhl has been working as a researcher at the CSS starting February 2019 and was involved in the BMBF-funded project “Multimodal Remote Detection of Hidden Threats in Security Checks (HITD)”. He is also a PhD student and research assistant at the Institute of Criminal Law and Criminal Procedural Law, Department 3, of Prof. Dr. Dr. h.c. Walter Perron.


Laura Lorena Wallenfels

Laura Lorena Wallenfels worked as a research fellow in Prof. Dr. Poscher´s team at the Institute for Staatswissenschaft and Philosophy of Law since August 2016. Her PhD project carries the working title “The general life risk in the field of German Security Law”. In 2017, she participated in the SERIOR Summer School “Transborder risk management”.


Stefan Weidemann

Stefan Weidemann worked as a research associate at the Centre for Security and Society from 2012 to 2015 and presented the CSS in the EU-funded project ENCOUNTER.


Prof. Dr. Sebastian Weydner-Volkmann

Prof. Dr. Sebastian Weydner-Volkmann (née Sebastian Volkmann) is Assistant Professor for Ethics of Digital Methods and Technologies at the Ruhr University Bochum’s Institute for Philosophy I. Until January 2020, he worked at the University of Freiburg’s Centre for Security and Society and Husserl Archive, where he was leading the Freiburg research contribution to the EU H2020 project TRESSPASS.

Christian Zimmermann

Christian Zimmerman is a research associate at the Institute of Computer Science and Social Studies of the University Freiburg. From 2012 to 2015, he has been a member of the research team at the Centre for Security and Society.


Dr. Andrea zur Nieden

Dr. Andrea zur Nieden is a researcher at the Institute for Sociology since August, 2014 and was part of the Research Team at the CSS from 2014 to 2017. Together with Nils Ellebrecht, zur Nieden investigated implementation-related social processes of new communication technologies in emergency medical services.