Skip to content

Petra Saskia

Professor Petra Saskia Bayerl MSc, MA, MA

Professor of Digital Communication and Security


College of Business, Technology and Engineering


  • Centre of Excellence in Terrorism, Resilience, Intelligence and Organised Crime Research


Journal articles

Ezzeddine, Y., Bayerl, P., & Gibson, H. (2023). Safety, privacy, or both: evaluating citizens’ perspectives around artificial intelligence use by police forces. Policing and Society.

O’Neill, M., van der Giessen, M., Bayerl, P., Hail, Y., Aston, E., & Houtsonen, J. (2023). Conditions, Actions and Purposes (CAP):A dynamic model for community policing in Europe. Policing: a Journal of Policy and Practice, 17.

Butot, V., Jacobs, G., Bayerl, P., Amador, J., & Nabipour, P. (2023). Making Smart Things Strange Again: Using Walking as a Method for Studying Subjective Experiences of Smart City Surveillance. Surveillance & Society, 21 (1), 61-82.

Bayerl, P.S., Shahid, S., & Moitroux, P. (2023). Why bystanders (don’t) post about violence: Contextualizing individual versus socialized rationales of observers’ publication intentions. Social Media and Society, 9 (1).

Bayerl, P.S., & Jacobs, G. (2022). Who is responsible for customers' privacy? Effects of first versus third party handling of privacy contracts on continuance intentions. Technological Forecasting and Social Change, 185.

Akhgar, B., Bayerl, P.S., Mounier, G., Linden, R., & Waites, B. (2022). AP4AI: accountability principles for artificial intelligence in the internal security domain. European Law Enforcement Research Bulletin, 22 (6).

Bayerl, P.S., Akhgar, B., Raven, A., Gibson, H., & Day, T. (2022). Future Challenges and Requirements for Open Source Intelligence in Law Enforcement Investigations: Results From a Horizon Scanning Exercise. European Law Enforcement Research Bulletin, 22 (6).

van der Giessen, M., & Bayerl, P.S. (2022). Designing for successful online engagement: understanding technological frames of citizen and police users of community policing platforms. Government Information quarterly: an international journal of information technology management, policies, and practices, 39 (3).

Fileto Cuerci Maciel, R., Macedo Kerr Pinheiro, M., & Bayerl, P.S. (2021). Social forecasting: a literature review of research promoted by the United States National Security System to model human behavior. Revista Brasileira de Ciências Policiais, 12 (4), 23-52.

Butot, V., Bayerl, P.S., Jacobs, G., & de Haan, F. (2020). Citizen repertoires of smart urban safety: Perspectives from Rotterdam, the Netherlands. Technological Forecasting and Social Change, 158, 120164.

Belschak, F.D., Jacobs, G., Giessner, S.R., Horton, K.E., & Bayerl, P.S. (2020). When the going gets tough: Employee reactions to large‐scale organizational change and the role of employee Machiavellianism. Journal of Organizational Behavior.

Birdi, K., Griffiths, K., Turgoose, C., Alsina, V., Andrei, D., Băban, A., ... Vonaș, G. (2020). Factors influencing cross-border knowledge sharing by police organisations: an integration of ten European case studies. Police Practice and Research, 1-20.

Maciel, R.F., Bayerl, P.S., & Kerr Pinheiro, M.M. (2019). Technical research innovations of the US national security system. Scientometrics.

Bayerl, P.S., Horton, K.E., & Jacobs, G. (2018). How do we describe our professional selves? Investigating collective identity configurations across professions. Journal of Vocational Behavior, 107, 168-181.

Gascó, M., Bayerl, P.S., Denef, S., & Akhgar, B. (2017). What do citizens communicate about during crises? Analyzing twitter use during the 2011 UK riots. Government Information Quarterly, 34 (4), 635-645.

Bayerl, P.S., Lauche, K., & Axtell, C. (2016). Revisiting Group-Based Technology Adoption as a Dynamic Process: The Role of Changing Attitude-Rationale Configurations. MIS Quarterly, 40 (3), 775-784.

Bayerl, P.S., & Stoynov, L. (2016). Revenge by photoshop: Memefying police acts in the public dialogue about injustice. New Media & Society, 18 (6), 1006-1026.

Bayerl, P.S., & Akhgar, B. (2015). Surveillance and falsification implications for open source intelligence investigations. Communications of the ACM, 58 (8), 62-69.

Bayerl, P.S., Horton, K.E., Jacobs, G., Rogiest, S., Reguli, Z., Gruschinske, M., ... Elliott, K. (2014). Perspectives on the police profession: an international investigation. Policing: An International Journal of Police Strategies & Management, 37 (4), 728-745.

Horton, K.E., Bayerl, P.S., & Jacobs, G. (2014). Identity conflicts at work: An integrative framework. Journal of Organizational Behavior, 35 (S1), S6-22.

Bayerl, P.S., & Janneck, M. (2013). Professional Online Profiles. International Journal of Sociotechnology and Knowledge Development, 5 (3), 1-16.

Rahman, N., Cheng, R., & Bayerl, P.S. (2013). Synchronous versus asynchronous manipulation of 2D-objects in distributed design collaborations: Implications for the support of distributed team processes. Design Studies, 34 (3), 406-431.

Bayerl, P.S., & Paul, K.I. (2011). What Determines Inter-Coder Agreement in Manual Annotations? A Meta-Analytic Investigation. Computational Linguistics, 37 (4), 699-725.

Bayerl, P.S., & Lauche, K. (2010). Technology Effects in Distributed Team Coordination—High-Interdependency Tasks in Offshore Oil Production. Computer Supported Cooperative Work (CSCW), 19 (2), 139-173.

Steinheider, B., Bayerl, P.S., Menold, N., & Bromme, R. (2009). Entwicklung und Validierung einer Skala zur Erfassung von Wissensintegrationsproblemen in interdisziplinären Projektteams (WIP). Zeitschrift für Arbeits- und Organisationspsychologie A&O, 53 (3), 121-130.

Bayerl, P.S., & Paul, K.I. (2007). Identifying Sources of Disagreement: Generalizability Theory in Manual Annotation Studies. Computational Linguistics, 33 (1), 3-8.

Conference papers

Bayerl, P.S., & Butot, V. (2021). Smart City Configurations: A Conceptual Approach to Assess Smart City Practices and Outcomes. In 6th International Conference on Smart and Sustainable Technologies (SpliTech2021), Hybrid form – live in the hotel Elaphusa, Bol, Croatia, and virtual access, 8 September 2021 - 11 September 2021. IEEE:

Pannocchia, D., Bayerl, P.S., & Hough, K.L. (2020). The digital mediation of migration: a qualitative thematic synthesis. In Nunes, M.B., Isaías, P., Powell, P., & Bontchev, B. (Eds.) 13th IADIS International Conference on Information Systems, Virtual Conference, 2 April 2020 - 4 April 2020 (pp. 145-150). IADIS Press:

Saunders, J., Davey, S., Bayerl, P.S., & Lohrmann, P. (2019). Validating Virtual Reality as an effective Training Medium in the Security Domain. 2019 IEEE Conference on Virtual Reality and 3D User Interfaces (VR).

Bayerl, P., Fidlerova, D., & Klesse, A.K. (2018). Changing understandings of online privacy: Profiling millennials. Proceedings of the 5th European Conference on Social Media, ECSM 2018, 427-435.

Orphanides, C., Akhgar, B., & Bayer, P.S. (2017). Discovering Knowledge in Online Drug Transactions Using Conceptual Graphs and Formal Concept Analysis. Proceedings - 2016 European Intelligence and Security Informatics Conference, EISIC 2016, 100-103.

Orphanides, C., Akhgar, B., & Bayerl, P.S. (2016). Discovering Knowledge in Online Drug Transactions Using Conceptual Graphs and Formal Concept Analysis. 2016 EUROPEAN INTELLIGENCE AND SECURITY INFORMATICS CONFERENCE (EISIC), 100-103.

Pournouri, S., Akhgar, B., & Bayerl, P.S. (2016). Cyber attacks analysis using decision tree technique for improving cyber situational awareness. Communications in Computer and Information Science, 630 (630), 155-172.

Bayerl, P.S., & Akhgar, B. (2015). Online Surveillance Awareness as Impact on Data Validity for Open-Source Intelligence? In Communications in Computer and Information Science, (pp. 15-20). Springer International Publishing:

Horton, K., Jacobs, G., Bayerl, P.S., Rothengatter, M., Elliott, K., Gasco, M., ... Rus, C. (2015). A Balancing Act: How to Avoid Professional Disidentification when Faced with Stakeholder Critique. Academy of Management Proceedings, 2015 (1), 14933.

Janneck, M., Bayerl, P.S., & Dietel, J.-.E. (2013). The Minimal Group Paradigm in Virtual Teams. In Lecture Notes in Computer Science, (pp. 457-476). Springer Berlin Heidelberg:

Bayerl, P.S., & Janneck, M. (2013). Look me in the eye if you're a man: The impact of gender cues on impression formation in online professional profiles. WEBIST 2013 - Proceedings of the 9th International Conference on Web Information Systems and Technologies, 541-550.

Denef, S., Bayerl, P.S., & Kaptein, N.A. (2013). Social media and the police. Proceedings of the SIGCHI Conference on Human Factors in Computing Systems.

Bayerl, P.S., Lauche, K., Crichton, M., Sawaryn, S., & Deady, A. (2009). Exercises in Distributed Tactical Decision-Making in Advanced Collaborative Environments. All Days.

Bayerl, P.S., & Lauche, K. (2008). Coordinating high-interdependency tasks in asymmetric distributed teams. Proceedings of the 2008 ACM conference on Computer supported cooperative work.

Bayerl, P.S., Lauche, K., & Badke-Schaub, P. (2008). Collaborative Environments for Distributed Teams Comparing Effects of Different Concepts. Proceedings of the Human Factors and Ergonomics Society Annual Meeting, 52 (17), 1140-1144.

Bayerl, P.S., Lauche, K., Badke-Schaub, P., & Sawaryn, S. (2008). Successful Implementation of Collaborative Environments: Human Factors and Implications. All Days.


Bayerl, P.S., Lüngen, H., Goecke, D., Witt, A., & Naber, D. (2003). Methods for the semantic analysis of document markup. Proceedings of the 2003 ACM symposium on Document engineering.

Bayerl, P.S., Akhgar, B., La Mattina, E., Pirillo, B., Cotoi, I., Ariu, D., ... Karagiorgou, K. Strategies to Counter Artificial Intelligence in Law Enforcement: Cross-Country Comparison of Citizens in Greece, Italy and Spain. In 20th International Conference on Information & Knowledge Engineering (IKE'21). Cham, Switzerland: Springer:

Ezzeddine, Y., Bayerl, P.S., & Gibson, H. (2022). Citizen Perspectives on Necessary Safeguards to the Use of AI by Law Enforcement Agencies. Springer Nature.

Book chapters

Jacobs, G., Horton, K., & Bayerl, P. (2022). Beschwerden als Quelle organisationalen Lernens. In Handbuch Polizeimanagement. Springer

Bayerl, P., Butot, V., & Jacobs, G. (2022). Produktion urbaner Sicherheit aus Bürgerperspektive. In Handbuch Polizeimanagement. Springer

Bayerl, P., & Rüdiger, T.-.G. (2022). Die polizeiliche Nutzung Sozialer Medien in Deutschland: Zwischen Kommunikation, Globalität und Digitaler Kriminalitätstransparenz. In Handbuch Polizeimanagement. Springer

Horton, K.E., Jacobs, G., Bayerl, P.S., & Suojanen, I. (2021). Towards Sustainable Solutions in International Security Management—An Introduction. In International Security Management. (pp. 1-9). Springer International Publishing:

Bayerl, P.S., Sahar, A., & Akhgar, B. (2020). The Radicalisation-Factor Model (RFM): Proposing a Framework for the Systematic Investigation and Modelling of Online Radicalisation. In Investigating Radicalization Trends. (pp. 29-39). Springer International Publishing:

Bayerl, P.S., Davey, S., Lohrmann, P., & Saunders, J. (2019). Evaluating Serious Game Trainings. In Serious Games for Enhancing Law Enforcement Agencies. (pp. 149-169). Springer International Publishing:

Louis, A., & Grantham, H. (2019). Cultural Intelligence and Community policing. In Akhgar, B., Bayerl, P.S., & Leventakis, G. (Eds.) Social Media Strategy in Policing: From Cultural Intelligence to Community Policing. (pp. 37-60). Cham, Switzerland: Springer International Publishing:

Suojanen, I., Bayerl, P.S., & Jacobs, G. (2019). Citizens’ positive safety perceptions in public spaces. In Beer, M., & Zio, E. (Eds.) Proceedings of the 29th European Safety and Reliability Conference. (pp. 224-231). Research Publishing:

Bayerl, P.S., & Jacobs, G. (2017). Evaluating the Design and Implementation of CP-Support Technologies: A Participatory Framework. In Community Policing - A European Perspective. (pp. 247-267). Springer International Publishing:

Akhgar, B., Bayerl, P.S., Markarian, G., & Karlović, R. (2017). Concluding Remarks. In Community Policing - A European Perspective. (pp. 269-271). Springer International Publishing:

Jacobs, G., & Bayerl, P.S. (2015). Accounting for Cultural Influences in Big Data Analytics. In Application of Big Data for National Security. (pp. 250-260). Elsevier:

Akhgar, B., Tabatabayi, F., Bayerl, P.S., Nasserzadeh, S.M.R., & Staniforth, A. (2014). Investigating Radicalized Individual Profiles through Fuzzy Cognitive Maps. In Emerging Trends in ICT Security. (pp. 559-575). Elsevier:

Bayerl, P.S., Akhgar, B., Brewster, B., Domdouzis, K., & Gibson, H. (2014). Social media and its role for LEA's : review and applications. In Akhgar, B., Staniforth, A., & Bosco, F. (Eds.) Cyber Crime and Cyber Terrorism Investigators Handbook. (pp. 197-220). Elsevier:

Bayerl, P.S., Staniforth, A., Akhgar, B., Brewster, B., & Johnson, K. (2014). A framework for the investigation and modeling of online radicalization and the identification of radicalized individuals. In Akhgar, B., & Arabnia, H. (Eds.) Emerging Trends in ICT Security. (pp. 539-547). Elsevier:

(n.d.). Informed by Knowledge. Psychology Press:


Akhgar, B., Hough, K.L., Samad, Y.A., Bayerl, P.S., & Karakostas, A. (2022). Information and Communications Technology in Support of Migration. Springer.

Jacobs, G., Suojanen, I., Horton, K.E., & Bayerl, P.S. (2021). Preface.

Jacobs, G., Suojanen, I., Horton, K.E., & Bayerl, P.S. (2020). International Security Management New Solutions to Complexity. Springer Nature.

Bayerl, P., & Rüdiger, T.-.G. (Eds.). (2020). Cyberkriminologie. Kriminologie für das digitale Zeitalter. Wiesbaden, Germany:

Akhgar, B., Bayerl, P., & Leventakis, G. (Eds.). (2019). Social Media Strategy in Policing. Fom Cultural Intelligence to Community Policing. Springer.

Bayerl, P.S., Akhgar, B., Karlović, R., & Markarian, G. (2017). Introduction. Springer International Publishing.

Rüdiger, T.-.G., & Bayerl, P.S. (2017). Digitale Polizeiarbeit Herausforderungen und Chancen. Springer VS.

Bayerl, P.S., Karlović, R., Akhgar, B., & Markarian, G. (2017). Community Policing - A European Perspective Strategies, Best Practices and Guidelines. Springer.

Bayerl, P.S., Karlović, R., Akhgar, B., & Markarian, G. (2017). Community Policing - A European Perspective Strategies, Best Practices and Guidelines. Springer.

Akhgar, B., Bayerl, P.S., & Sampson, F. (2016). Open Source Intelligence Investigation From Strategy to Implementation. Springer.

(2015). Application of Big Data for National Security. Elsevier.


Ezzeddine, Y., Bayerl, P., Gibson, H., & Chelli, T. (2022). Privacy or safety: evaluating citizens’ perspectives to artificial intelligence use by law enforcement agencies. Presented at: Surveillance and Society Network Conference 2022, Rotterdam, 2022


Ezzeddine, Y., Bayerl, P., & Gibson, H. (2022). Understanding citizens’ reactions to police surveillanceand the factors that trigger counter-strategies. Presented at: I2RI Winter Poster Event, Sheffield, UK, 2021

Cancel event

Are you sure you want to cancel your place on Saturday 12 November?