Former Research Associate (2019-2024)

EN

Dr. rer. nat. Steffen Haesler was a research associate and post-doctoral researcher at the Chair of Science and Technology for Peace and Security (PEASEC) in the Department of Computer Science at Technical University of Darmstadt. There, he was particularly active in the LOEWE center emergenCITY.

The research interest is in the area of digital self-organization of citizens in crisis. Here, in particular, in the usability and resilience (e.g., independence from ICT infrastructure) of solutions to improve crisis resilience before a crisis, but also the management of a crisis. His dissertation (Dr. rer. nat.) entitled “Citizens in Crises: Behavior, Dependencies, and Technological Support of Digital Self-Organization investigates how citizens use digital tools to self-organize during crises and proposes resilient, decentralized communication technologies, such as Disruption-Tolerant Networking (DTN), to maintain collaboration even when traditional ICT infrastructure fails.

He studied Human-Computer Interaction at the University of Hamburg (B.Sc.) and Human-Computer Interaction at the Julius Maximilian University of Würzburg (M.Sc.). During his master studies, he completed an extended research internship at the University of Central Florida. Prior to his studies, he worked as a consultant and project manager on ERP integration projects in logistics, retail and industry. In his spare time, he was involved in youth work in the scouts organization in Hamburg for a long time and was active there in various roles, from youth group leader to chairman. He was also volunteering in refugee aid in Würzburg.

DE

Dr. rer. nat. Steffen Haesler war wissenschaftlicher Mitarbeiter und Post-Doktorand am Lehrstuhl Wissenschaft und Technik für Frieden und Sicherheit (PEASEC) im Fachbereich Informatik der Technischen Universität Darmstadt. Dort ist er insbesondere im LOEWE-Zentrum emergenCITY tätig.

Das Forschungsinteresse liegt im Bereich der digitaler Selbstorganisation von Bürger*innen in Krisen und Katastrophen. Hier insbesondere in der Benutzbarkeit und Resilienz (z.B. unabhängigkeit von IKT Infrastruktur) von Lösungen zur Verbesserungder Krisenfestigkeit vor einer Krise, aber auch der Bewältigung einer Krise. Seine Dissertation (Dr. rer. nat.) mit dem Titel “Citizens in Crises: Behavior, Dependencies, and Technological Support of Digital Self-Organization untersucht, wie Bürger digitale Werkzeuge zur Selbstorganisation in Krisen nutzen und schlägt resiliente, dezentralisierte Kommunikationstechnologien wie das Disruption-Tolerant Networking (DTN) vor, um die Zusammenarbeit auch bei Ausfällen der traditionellen IKT-Infrastruktur aufrechtzuerhalten.

Er studierte Mensch-Computer Interaktion an der Universität Hamburg (B.Sc.) und Human-Computer Interaction an der Julius-Maximilian-Universität Würzburg (M.Sc.). Während des Masterstudiums absolvierte er einen längeren Forschungsaufenthalt an der University of Central Florida. Vor dem Studium arbeitete er als Consultant und Projektleiter bei ERP-Integrationsprojekten in der Logistik, dem Handel und der Industrie. In seiner Freizeit engagierte er sich lange in der Jugendarbeit bei den Pfadfindern in Hamburg und war dort in verschiedenen Aufgaben aktiv, vom Jugendgruppenleiter bis hin zum Vorsitzenden. Darüber hinaus war er in der Flüchtlingshilfe in Würzburg aktiv.

Publications

2026

  • Steffen Haesler (2026)
    Citizens in Crises: Behavior, Dependencies, and Technological Support of Digital Self-Organization
    Wiesbaden, Germany: Springer Vieweg.
    [BibTeX]

    @book{haeslerCitizensCrisesBehavior2026a, address = {Wiesbaden, Germany}, title = {Citizens in {Crises}: {Behavior}, {Dependencies}, and {Technological} {Support} of {Digital} {Self}-{Organization}}, publisher = {Springer Vieweg}, author = {Haesler, Steffen}, year = {2026}, keywords = {Crisis, DissPublisher, HCI, Projekt-emergenCITY, emergenCITY\_INF, emergenCITY\_SG},
    }

    Former Publications

    1. Daniel Reinhardt, Steffen Haesler, Jörn Hurtienne, Carolin Wienrich (2019): Enthropy of Controller Movements Reflects Mental Workload in Virtual Reality2019 IEEE Conference on Virtual Reality and 3D User Interfaces (VR), S. 802-808.
    2. Steffen Haesler, Jörn Hurtienne, Franz Ertle, Patricia Theile (2018): A Classification Schema for Data Physicalizations and a Carbon Footprint Physicalization, Workshop on Datapyhsicalization at IEEE Vis ’18.
    3. Kangsoo Kim, Luke Boelling, Steffen Haesler, Jeremy N. Bailenson, Gerd Bruder, Greg Welch (2018):  Does a Digital Assistant Need a Body? The Influence of Visual Embodiment and Social Behavior on the Perception of Intelligent Virtual Agents in AR, IEEE International Symposium on Mixed and Augmented Reality.
    4. Steffen Haesler, Kangsoo Kim, Gerd Bruder, Greg Welch (2018): Seeing is Believing: Improving the Perceived Trust in Visually Embodied Alexa in Augmented Reality, IEEE International Symposium on Mixed and Augmented Reality.
    5. Steffen Haesler, Karen Obernesser, Tino Raupp, Christoph Jahnke, Jonathan Stapf, Julia Bräker, Paul Lubos, Gerd Bruder, Frank Steinicke (2016): Edutainment & Engagement at Exhibitions: A Case Study of Gamification in the Historic Hammaburg Model, Mensch und Computer 2016-Tagungsband, Aachen, Germany: Gesellschaft für Informatik e.V.