Prof. Dr. Thomas Keller

ZHAW School of Management and Law
Institute of Information Systems
Theaterstrasse 17
8400 Winterthur

+41 (0) 58 934 78 61
th.keller@zhaw.ch

Work at ZHAW

Teaching

Education and Continuing education

Education

phd / Information Systems
University of Zurich
08 / 2004 - 10 / 2008
MSc / Information Systems
University of Zurich
08 / 1998 - 07 / 2002
Certificate / Electrical Engineering
ETH
08 / 1996 - 07 / 1998
MSc / Electrical Engineering
ETHZ
08 / 1988 - 07 / 1993

Network

ORCID digital identifier

ORCID ID: 0000-0002-8100-6900

Projects

Publications

Articles in scientific journal, peer-reviewed

Kraus, K., Berger, M., Keller, T., & Brucker-Kley, E. (2025). VR-based workplace training and spaces of learning : a social space study of VR training for apprentice electricians. International Journal for Research in Vocational Education and Training, 12(2), 151–173. https://doi.org/10.13152/IJRVET.12.2.1
Moser, M., Gomringer, S., & Keller, T. (2024). Empowering adolescents in family transitions : a digital media strategy. IADIS International Journal on WWW/Internet, 22(1), 14–28. https://www.iadisportal.org/ijwi/papers/2024220102.pdf
Keller, T., Brucker-Kley, E., & Schwammel, P. (2024). A case study of an immersive learning unit for German as a second language. Discover Education, 3(28). https://doi.org/10.1007/s44217-024-00106-w
Keller, T., Botchkovoi, S., Brucker-Kley, E., & Grünert, D. (2023). The challenges, potentials and experiences of virtual reality learning units. IADIS International Journal on WWW/Internet, 21(1), 1–17. https://www.iadisportal.org/ijwi/papers/202321101.pdf
Keller, T., Brucker-Kley, E., & Stalder, P. (2023). Librarian’s perception of emerging technologies. IADIS International Journal on Computer Science and Information Systems, 18(1), 61–79. https://www.iadisportal.org/ijcsis/papers/2023180105.pdf
Brucker-Kley, E., Kleinberger, U., Keller, T., Christen, J., Keller-Senn, A., & Koppitz, A. L. (2021). Identifying research gaps : a review of virtual patient education and self-management. Technology and Health Care, 1–13. https://doi.org/10.3233/THC-202665
Keller, T., & Savarimuthu, B. T. R. (2017). Facilitating enhanced decision support using a social norms approach. Journal of Electronic Commerce in Organizations, 15(2). https://doi.org/10.4018/JECO.2017040101
Scheppler, B., Pedron, C., & Keller, T. (2015). Wirkungsanalyse von Bauvorhaben auf Gemeindefinanzen. Jahrbuch der Schweizerischen Verwaltungswissenschaften, 125–143. https://doi.org/10.21256/zhaw-4683
Keller, T. (2012). The benefits of cooperation between industry and universities. Central European Business Review, 1(2), 58. https://cebr.vse.cz/pdfs/cbr/2012/02/12.pdf

Books, peer-reviewed

Brucker-Kley, E., Keller, T., & Kykalova, D. (2018). Kundennutzen durch digitale Transformation : Business-Process-Management-Studie – Status quo und Erfolgsmuster (1. Auflage). Springer. https://doi.org/10.1007/978-3-662-55707-5
Brucker-Kley, E., Keller, T., Pärli, K., Schweizer, M., & Kurtz, L. (2013). Sterben und Erben in der digitalen Welt. ZHAW Zürcher Hochschule für Angewandte Wissenschaften.
Keller, T. (2008). Nutzenpotential flexibler Prozesse [Doctoral dissertation]. Universität Zürich.

Book chapters, peer-reviewed

Keller, T., & Brucker-Kley, E. (2021). Experiences with virtual reality at secondary schools : is there an impact on learning success? In D. Ifenthaler, D. G. Sampson, & P. Isaías (Eds.), Balancing the Tension between Digital Technologies and Learning Sciences (pp. 77–94). Springer. https://doi.org/10.1007/978-3-030-65657-7_5
Brucker-Kley, E., & Keller, T. (2020). Beyond digitalization : “My boss is artificial”. In F. Matos, V. Vairinhos, I. Salavisa, L. Edvinsson, & M. Massaro (Eds.), Knowledge, People, and Digital Transformation : Approaches for a Sustainable Future (pp. 37–54). Springer. https://doi.org/10.1007/978-3-030-40390-4_4
Keller, T., Brucker-Kley, E., & Ebert, N. (2020). The use of virtual reality at lower secondary schools. In P. Isaias, D. G. Sampson, & D. Ifenthaler (Eds.), Technology Supported Innovations in School Education (pp. 15–32). Springer. https://doi.org/10.1007/978-3-030-48194-0_2
Brucker-Kley, E. (2018). Erfolgsmuster «Prozessintelligenz» : Einleitung zu den Fallstudien. In E. Brucker-Kley, D. Kykalova, & T. Keller (eds.), Prozessintelligenz (pp. 17–19). Springer. https://doi.org/10.1007/978-3-662-55705-1_2
Brucker-Kley, E., Kykalova, D., & Keller, T. (2018). Fazit. In E. Brucker-Kley, D. Kykalova, & T. Keller (eds.), Prozessintelligenz (pp. 101–107). Springer. https://doi.org/10.1007/978-3-662-55705-1_9
Brucker-Kley, E., Keller, T., & Kykalova, D. (2018). Fazit : Prozessmanagement als Gestaltungshebel der digitalen Transformation? In E. Brucker-Kley, D. Kykalova, & T. Keller (eds.), Kundennutzen durch digitale Transformation : Business-Process-Management-Studie – Status quo und Erfolgsmuster (pp. 127–135). Springer. https://doi.org/10.1007/978-3-662-55707-5_9
Schneider, M., Klauser, P., & Keller, T. (2018). Fallstudie Vontobel : «Digitalisiertes Service Management schafft Kundennutzen». In E. Brucker-Kley & D. Kykalova (eds.), Kundennutzen durch digitale Transformation : Business-Process-Management-Studie – Status quo und Erfolgsmuster (pp. 99–109). Springer. https://doi.org/10.1007/978-3-662-55707-5_7
Brucker-Kley, E., Keller, T., & Kykalova, D. (2018). Prozessmanagement als Gestaltungshebel der digitalen Transformation? In Kundennutzen durch digitale Transformation : Business-Process-Management-Studie – Status quo und Erfolgsmuster (pp. 3–17). Springer. https://doi.org/10.1007/978-3-662-55707-5_1
Brucker-Kley, E., Kykalova, D., & Keller, T. (2018). «Prozessintelligenz» : Gegenstand und Ziele der Studie. In E. Brucker-Kley, D. Kykalova, & T. Keller (eds.), Prozessintelligenz (pp. 3–13). Springer. https://doi.org/10.1007/978-3-662-55705-1_1
Brucker-Kley, E., Kykalova, D., & Keller, T. (2018). «Erfolgsmuster: Kundennutzen durch digitale Transformation?» : Einleitung zu den Fallstudien. In E. Brucker-Kley, D. Kykalova, & T. Keller (eds.), Kundennutzen durch digitale Transformation : Business-Process-Management-Studie – Status quo und Erfolgsmuster (pp. 47–49). Springer. https://doi.org/10.1007/978-3-662-55707-5_3
Keller, T., & Pedron, C. (2017). Immobilienmanagement. In Kammer Unabhängiger Bauherrenberater KUB, Hochschule Luzern, Institut für Finanzdienstleistungen Zug, SVIT Swiss Real Estate School Zürich, & ZHAW Institut für Facility Management Wädenswil (eds.), Immobilienmanagement : Handbuch für Immobilienentwicklung, Bauherrenberatung. Immobilienbewirtschaftung (pp. 76–81). Schulthess.

Written conference contributions, peer-reviewed

Moser, M., Pasupathipillai, A., & Keller, T. (2026). Exploring personalized virtual companions for therapy adherence : a persona-driven design approach [Conference paper]. Procedia Computer Science, 278, 1137–1144. https://doi.org/10.1016/j.procs.2026.03.093
Keller, T., & Buchner, J. (2025). Immersive virtual and augmented reality in inclusive sports lectures [Conference paper]. In M. Antona & C. Stephanidis (Eds.), Universal Access in Human-Computer Interaction (pp. 34–45). Springer. https://doi.org/10.1007/978-3-031-93851-1_4
Bolliger, K., Keller, T., & Massie, B. (2025). A French foreign language lesson for children with German as a second language in virtual reality : a case study [Conference paper]. In B. K. Smith & M. Borge (Eds.), Learning and Collaboration Technologies (pp. 122–135). Springer. https://doi.org/10.1007/978-3-031-93746-0_10
Keller, T., Miceli, D., & Illenberger, A. (2025). Power wheelchair virtual reality simulator [Conference paper]. In M. B. Nunes, P. Isaías, P. Powell, & P. Kommers (Eds.), Proceedings of the International Conferences IADIS Information Systems 2025 and e-Society 2025 (pp. 291–298). IADIS.
Moser, M., & Keller, T. (2025). Increasing therapy adherence through emotionalization [Conference paper]. In M. B. Nunes, P. Isaías, P. Powell, & P. Kommers (Eds.), Proceedings of the International Conferences IADIS Information Systems 2025 and e-Society 2025 (pp. 522–526). IADIS.
Brucker-Kley, E., Keller, T., Michot, J., Borghoff, B., & Stutz, I. (2024). Friendship with AI? : Immersive Science Fiction Prototyping for responsible innovation [Conference paper]. In J. T. Murray & M. C. Reyes (Eds.), Interactive Storytelling (Vol. 2, pp. 15–31). Springer. https://doi.org/10.1007/978-3-031-78450-7_2
Brucker-Kley, E., Michot, J., Keller, T., Scherer, C., & Segerer, S. (2024). Virtual reality and conversational AI for complementing patient education in chronic disease management [Conference paper]. In L. T. De Paolis, P. Arpaia, & M. Sacco (Eds.), Extended Reality Proceedings, Part II (pp. 325–333). Springer. https://doi.org/10.1007/978-3-031-71704-8_27
Keller, T., Gämperli, M., & Brucker-Kley, E. (2024). Proof-of-Work explained in VR : a case study [Conference paper]. In L. T. De Paolis, P. Arpaia, & M. Sacco (Eds.), Extended Reality (pp. 114–129). Springer. https://doi.org/10.1007/978-3-031-71707-9_7
Borghoff, B., Brucker-Kley, E., & Keller, T. (2024). Designing and analyzing adolescent discourses on friendship with AI using Science Fiction Prototyping [Conference paper]. The 24th Dmi: Academic Design Management Conference Proceedings, 992–1010. https://www.dmi.org/page/ADMC2024Proceedings
Scherer, C., Guyer, S., Keller, T., & Illenberger, A. (2024). Exergames for children with special needs [Conference paper]. In M. Antona & C. Stephanidis (Eds.), Universal Access in Human-Computer Interaction (pp. 275–289). Springer. https://doi.org/10.1007/978-3-031-60884-1_19
Moser, M., Gomringer, S., & Keller, T. (2024, March 11). Media design for adolescents in separation and divorce situations. 22nd International Conference E-Society and Mobile Learning, Porto, Portugal, 9-11 March 2024.
Keller, T., Wang, D., & Brucker-Kley, E. (2023). Agents and trust in the metaverse [Conference paper]. In P. Miranda & P. Isaías (Eds.), Proceedings of the International Conferences Applied Computing & WWW/Internet 2023 (pp. 31–38). IADIS.
Brucker-Kley, E., Keller, S., & Keller, T. (2023). Attitudes of librarians towards emerging technologies : effects of a multilinear scenario [Conference paper]. Proceedings of the International Conferences E-Society and Mobile Learning 2023, 85–94. https://www.iadisportal.org/digital-library/attitudes-of-librarians-towards-emerging-technologies-effects-of-a-multilinear-scenario
Keller, T., Guyer, S., Manoharan, V., & Bosse, I. (2023). Preliminary findings about an office chair as a low-threshold treadmill substitute [Conference paper]. Universal Access in Human-Computer Interaction, 17–28. https://doi.org/10.1007/978-3-031-35897-5_2
Brucker-Kley, E., Michot, J., Keller, T., Berger, M., & Hundozi, I. (2023). Evaluating user experience and effectiveness of an immersive virtual learning environment [Conference paper]. 2023 14th IIAI International Congress on Advanced Applied Informatics (IIAI-AAI), 234–240. https://doi.org/10.1109/IIAI-AAI59060.2023.00055
Hilber, F., Keller, T., & Brucker-Kley, E. (2023). Effects of an immersive, multilinear future scenario for education purposes [Conference paper]. In D. G. Sampson, D. Ifenthaler, & P. Isaías (Eds.), Proceedings of the International Conference on Cognition and Exploratory Learning in the Digital Age 2023 (pp. 257–264). IADIS.
Brunner, F., Keller, T., & Brucker-Kley, E. (2022). Assessment of innovation readiness and technology acceptance using immersive sci-fi prototyping [Conference paper]. European Conference on the Impact of Artificial Intelligence and Robotics Conference Proceedings, 4(1), 154–161. https://doi.org/10.34190/eciair.4.1.727
Seiler, R., Brodmann, T., & Keller, T. (2022). Trust and cybersickness in VR-marketing : investigating IPD and cybersickness, and their effects on trust, customer value, NPS, cross- and up-selling [Conference paper]. In P. Kommers, I. Arnedillo Sánchez, & P. Isaías (Eds.), Proceedings of the International Conferences on e-Society 2022 and Mobile Learning 2022 (pp. 99–106). IADIS.
Bosse, I. K., Haffner, M., & Keller, T. (2022). Virtual reality for children with special needs [Conference paper]. In A. Petz, E.-J. Hoogerwerf, & K. Mavrou (Eds.), ICCHP-AAATE 2022 Open Access Compendium “Assistive Technology, Accessibility and (e)Inclusion” Part I. Association ICCHP. https://doi.org/10.35011/icchp-aaate22-p1-09
Keller, T., Curcio, R., & Brucker-Kley, E. (2022). The value of virtual reality as a complementary tool for learning success [Conference paper]. In D. G. Sampson, D. Ifenthaler, & P. Isaías (Eds.), Proceedings of the 19th International Conference on Cognition and Exploratory Learning in Digital Age (CELDA 2022) (pp. 339–344). IADIS. https://www.celda-conf.org/wp-content/uploads/2022/11/3_CELDA2022_S_053.pdf
Seiler, R., Fankhauser, D., & Keller, T. (2022). Reducing food waste with virtual reality (VR) training : a prototype and A/B-test in an online experiment [Conference paper]. In P. Kommers, I. Arnedillo Sánchez, & P. Isaías (Eds.), Proceedings of the International Conferences on e-Society 2022 and Mobile Learning 2022 (pp. 179–186). IADIS.
Nechita, T., Knaack, R., Berger, M., Keller, T., Brucker-Kley, E., & Michot, J. (2022). Work-in-progress : virtual reality for basic vocational training [Conference paper]. In A. Dengel, M.-L. Bourguet, D. Pedrosa, J. Hutson, K. Erenli, D. Economou, A. Peña-Rios, & J. Richter (Eds.), Proceedings of the 8th International Conference of the Immersive Learning Research Network (iLRN). IEEE. https://doi.org/10.23919/iLRN55037.2022.9815980
Näf, M., Keller, T., & Seiler, R. (2021). Proposal of a methodology for the sustainability assessment of cryptocurrencies [Conference paper]. Proceedings of the 54th Hawaii International Conference on System Sciences, 5617–5626. https://doi.org/10.24251/HICSS.2021.682
Chiellino, C., & Keller, T. (2021). Happy ageing with or without technology? : a case study [Conference paper]. In P. Kommers & P. Isaías (Eds.), Proceedings of the 19th International Conference e-Society 2021 (pp. 37–44). IADIS.
Brucker-Kley, E., Keller, T., & Stumpp, R. (2021). Experiencing smart farming : effects of an interactive future scenario [Conference paper]. In B. Caron, K. A. Schmitt, Z. Pearl, R. Dara, & H. A. Love (Eds.), 2021 IEEE International Symposium on Technology and Society (ISTAS) (pp. 1–7). IEEE. https://doi.org/10.1109/ISTAS52410.2021.9629136
Oberle, J., Brucker-Kley, E., & Keller, T. (2021). Narrative scenarios for a humanistic approach to technology critique : a case study [Conference paper]. Information Engineering Express, 7(2), 85–95. https://doi.org/10.52731/iee.v7.i2.682
Bjelic, D., & Keller, T. (2021). Preliminary findings of a virtual reality app for children with special needs [Conference paper]. In D. G. Sampson, D. Ifenthaler, & P. Isaías (Eds.), Proceedings of the 18th international conference on cognition and exploratory learning in the digital age (CELDA 2021) (pp. 350–354). IADIS Press.
Keller, T., Brucker-Kley, E., Seiler, T., & Läubli, L. (2021). Eliciting personal attitude changes on friendship based on a multilinear narrative [Conference paper]. In F. Matos, I. Salavisa, & C. Serrão (Eds.), Proceedings of the 3rd European Conference on the Impact of Artificial Intelligence and Robotics (pp. 64–73). Academic Conferences International Limited. https://doi.org/10.34190/EAIR.21.014
Brunner, M., Brucker-Kley, E., & Keller, T. (2020). Eliciting personal attitude changes on predictive policing based on a multilinear narrative [Conference paper]. In F. Matos (Ed.), Proceedings of the 2nd European Conference on the Impact of Artificial Intelligence and Robotics (pp. 21–29). Academic Conferences International Limited.
Keller, T., & Brucker-Kley, E. (2020). Design hints for smart agents as teachers in virtual learning spaces [Conference paper]. In P. Kommers, B. Bontchev, & P. Isaias (Eds.), Proceedings of the 18th International Conference e-Society 2020 (pp. 111–118). IADIS Press.
Keller, T., Brucker-Kley, E., & Wyder, C. (2020). Virtual reality and its impact on learning success [Conference paper]. In I. A. Sánchez, P. Isaias, & B. Bontchev (Eds.), Proceedings of the 16th International Conference Mobile Learning 2020 (pp. 78–86). IADIS Press. http://www.iadisportal.org/digital-library/virtual-reality-and-its-impact-on-learning-success
Keller, T., Hagen, F., & Brucker-Kley, E. (2019). A field study about the impact of a VR learning unit [Conference paper]. In D. G. Sampson, D. Ifenthaler, P. Isaias, & M. L. Mascia (Eds.), Proceedings CELDA 2019 16th international conference cognition and exploratory learning in digital age (pp. 307–314). IADIS. http://www.iadisportal.org/digital-library/a-field-study-about-the-impact-of-a-vr-learning-unit
Wagner, K., Keller, T., & Seiler, R. (2019). A comparative analysis of cryptocurrency consensus algorithms [Conference paper]. In H. Weghorn (Ed.), Proceedings of the 16th international conference applied computing (pp. 217–225). IADIS. http://www.iadisportal.org/digital-library/a-comparative-analysis-of-cryptocurrency-consensus-algorithms
Keller, T., Rüttimann, M., & Darvishy, A. (2019). Mobility and visual impairment [Conference paper]. In P. Kommers, P. Ravesteijn, G. Ongena, & P. Isaias (Eds.), 17th International Conference e-Society Proceedings 2019 (pp. 151–158). IADIS. https://doi.org/10.33965/es2019_201904L019
Brucker-Kley, E., & Keller, T. (2019). Exploring the potential of immersive narrative scenarios to identify design criteria for our digital future(s) [Conference paper]. In J. Guerrero (Ed.), 2019 8th International Congress on Advanced Applied Informatics (IIAI-AAI) Proceedings (pp. 499–504). IEEE. https://doi.org/10.1109/IIAI-AAI.2019.00108
Brucker-Kley, E., & Keller, T. (2019, March). Beyond digitization : “My boss is artificial”. GFIC 2019 - Proceedings of the 2nd Global Forum of Intellectual Capital.
Keller, T., Annunzio, G., & Brucker-Kley, E. (2018). Heart rate variability analysis as a preventive instrument against stress for employees. 16th International Conference on E-Society, Lissabon, 14-16 April 2018.
Keller, T., Baumgartner, T., & Brucker-Kley, E. (2018). Towards a multi-modal IT [Conference paper]. Proceedings of the 16th International Conference E-Society 2018, 209–216.
Keller, T., Hebeisen, A., & Brucker-Kley, E. (2018). Integration of children with special needs in mathematics through virtual reality [Conference paper]. In D. G. Sampson, D. Ifenthaler, & P. Isaias (Eds.), Proceedings of the 15th International Conference on Cognition and Exploratory Learning in the Digital Age (CELDA 2018) (pp. 30–37). International Association for Development of the Information Society (IADIS).
Keller, T., Glauser, P., Ebert, N., & Brucker-Kley, E. (2018). Virtual reality at secondary school : first results [Conference paper]. In D. G. Sampson, D. Ifenthaler, & P. Isaias (Eds.), Proceedings of the 15th International Conference on Cognition and Exploratory Learning in the Digital Age (CELDA 2018) (pp. 53–60). International Association for Development of the Information Society (IADIS).
Keller, T. (2018). Yet another blockchain use case - the label chain [Conference paper]. Proceedings 2018 IEEE 15th International Conference on E-Business Engineering, 187–194. https://doi.org/10.1109/ICEBE.2018.00037
Baumgartner, T., & Keller, T. (2017). Bi-modal corporate it and its impact on innovation ability [Conference paper]. In P. Kommers & P. Isaias (Eds.), Proceedings of the 15th international conference e-Society 2017 (Vol. 2017, Issue 10.04.2017, pp. 264–268). IADIS.
Pepic, S., Grünert, D., Rabgang, T., & Keller, T. (2017). Modeling business processes using gesture and speech recognition [Conference paper]. In P. Kommers & P. Isaias (Eds.), Proceedings of the 15th international conference e-society 2017 (pp. 187–194). IADIS. http://www.iadisportal.org/digital-library/modeling-business-processes-using-gesture-and-speech-recognition
Keller, T., & Savarimuthu, B. T. R. (2016). Optimizing decision support in business process management using obligation and prohibition norms [Conference paper]. Proceedings of the 9th IADIS International Conference Information Systems 2016, 63–70.
Grünert, D., Keller, T., & Brucker-Kley, E. (2016). Artifact-centric modeling of business processes using UML diagrams [Conference paper]. In N. Callaos, N. Lace, B. Sánchez, M. Savoie, & A. Tremante (Eds.), Proceedings of The 20th World Multi-Conference on Systemics, Cybernetics and Informatics (WMSCI 2016) (Vol. 1, pp. 150–155). International Institute of Informatics and Systemics. http://www.iiis.org/CDs2016/CD2016Summer/papers/SA176BT.pdf
Keller, T., & Savarimuthu, B. T. R. (2015). The folly guard : a personal and social communication protection system [Conference paper]. In P. Kommers & P. Isaías (Eds.), Proceedings of the 13th International Conference e-Society 2015 : Madeira, Portugal, March 14-16, 2015 (pp. 233–238). IADIS Press. http://iadisportal.org/digital-library/the-folly-guard-%C2%96-a-personal-and-social-communication-protection-system
Bloch, A., Erdin, R., Meyer, S., Keller, T., & de Spindler, A. (2015). Battery-efficient transportation mode detection on mobile devices [Conference paper]. 2015 16th IEEE International Conference on Mobile Data Management, 185–190. https://doi.org/10.1109/MDM.2015.16
Grünert, D., Brucker-Kley, E., & Keller, T. (2014). oBPM : an opportunistic approach to business process modeling and execution [Conference paper]. In F. Fournier & J. Mendling (Eds.), Business process management workshops : BPM 2014 international workshops, Eindhoven, The Netherlands, September 7-8, 2014, revised papers (pp. 463–476). Springer. https://doi.org/10.1007/978-3-319-15895-2_40
Hodapp, T., Mastronardi, L., & Keller, T. (2014). SME selection criteria for external IS/IT consultants, including Swiss Universities of Applied Sciences [Conference paper]. In P. Powell, M. B. Nunes, & P. Isaias (Eds.), Information systems 2014 : conference proceedings (pp. 365–368). IADIS Press.
Grünert, D., & Keller, T. (2014). Business process modeling using activity patterns [Conference paper]. 12th International Conference on E-Society 2014, Madrid, Spain, 28 February - 2 March 2014, 193–199. http://www.iadisportal.org/digital-library/business-process-modeling-using-activity-patterns
Färber, A., Luternauer, T., Keller, T., & Neff, E. (2013). Information and communication technologies (ICT) as an enabler for multigenerational living [Conference paper]. International Scientific Forum, ISF 2013 : Proceedings Vol. 2, 35–42.
Brucker-Kley, E., Keller, T., Schweizer, M., Studer, M., Schweizer, M., Kurtz, L., Pärli, K., & Pedron, C. (2013). Passing and passing on in the digital world [Conference paper]. Proceedings of the IADIS International Conference on e-Society 2013, 248–256.
Brucker-Kley, E., Keller, T., Pärli, K., Pedron, C., Schweizer, M., Studer, M., & Wohland, P. (2013). Passing and passing on in the digital world : issues and solutions for the digital estate [Conference paper]. In P. Kommers & P. Isaias (Eds.), IADIS International Journal on WWW/Internet (Vol. 11, Issue 2, pp. 34–48). IADIS. http://www.iadisportal.org/ijwi/papers/2013112103.pdf
Krey, M., Keller, T., Harriehausen, B., & Knoll, M. (2011). Towards a classification of Information Technology governance frameworks for the development of a IT GRC healthcare framework [Conference paper]. 2011 IEEE Consumer Communications and Networking Conference (CCNC), 34–38. https://doi.org/10.1109/CCNC.2011.5766488
Keller, T., Marko, T., & Riedl, R. (2007). Entrepreneurial view of automated process composition [Conference paper]. In L.-J. Zhang (Ed.), Proceedings : ICWS 2007 : 2007 IEEE International Conference on Web Services (pp. 848–855). IEEE. https://doi.org/10.1109/ICWS.2007.87
Keller, T., & Riedl, R. (2007). An analysis framework for the economic potential of process interoperation [Conference paper]. In C. A. Shoniregun & A. Logvynovskiy (Eds.), Proceedings of the International Conference on Information Society (iSociety 2007) (pp. 168–175). Centre for Infonomics.

Other publications

Keller, T., Moser, M., & Bossi, H. (2024). Digital legacy in a digital world [Conference paper]. In P. Isaías, P. Miranda, & P. Kommers (Eds.), Proceedings of the DTIM 2024 + ICT 2024 (pp. 139–147). IADIS.
Brucker-Kley, E., Keller, T., Borghoff, B., Stutz, I., Michot, J., de Spindler, A., Gavagnin, E., & Turegard, J. (2024). Science fiction prototyping : friendship with artificial intelligence. ZHAW Zürcher Hochschule für Angewandte Wissenschaften. https://doi.org/10.21256/zhaw-2495
Brucker-Kley, E., Keller, T., Borghoff, B., Stutz, I., Michot, J., de Spindler, A., Gavagnin, E., & Turegard, J. (2024). Science Fiction Prototyping : Freundschaft mit Künstlicher Intelligenz. ZHAW Zürcher Hochschule für Angewandte Wissenschaften. https://doi.org/10.21256/zhaw-2494
Bosse, I., Haffner, M., & Keller, T. (2023). Partizipatives Design von Virtual Reality (VR) im Bereich geistige Entwicklung : das Projekt “VR for Children with Special Needs”. In H. Höfer, M. Delere, & T. Vogel-Lefèbre (Eds.), Bildung, Diversität und Medien : Erkundungen entlang aktueller Diskurslinien (pp. 373–384). kopaed.
Keller, T., Botchkovoi, S., & Brucker-Kley, E. (2022). Findings from a field experiment with a VR learning unit [Conference paper]. In P. Kommers, T. Issa, A. Backx Noronha Viana, & P. Isaías (Eds.), Proceedings of the International Conferences (pp. 3–11). IADIS Press.
Seiler, R., & Keller, T. (2021). WebVR vs. pictures of products in e-commerce : effects on trust, perceived ease of use, perceived usefulness, and intention to use [Conference paper]. In P. Kommers & P. Isaías (Eds.), Proceedings of the 19th International Conference e-Society 2021 (pp. 193–200). IADIS.
Brucker-Kley, E., & Keller, T. (2020). Digital Futures : Szenarien am Rande der Technologischen Singularität. ZHAW Zürcher Hochschule für Angewandte Wissenschaften. https://doi.org/10.21256/zhaw-19471
Ebert, N., Keller, T., Cuche, S., & Gasser, P. (2017). Integration Platform as a Service - Fallbeispiele aus der Praxis (N. Ebert & T. Keller, eds.). ZHAW Zürcher Hochschule für Angewandte Wissenschaften. https://doi.org/10.21256/zhaw-1360
Keller, T., & Savarimuthu, B. T. R. (2016). A social norms based approach for enhancing decision support in business process execution [Conference paper]. Proceedings of the 31st International Conference on Computers and Their Applications (CATA 2016), 137–144.
Brucker-Kley, E., & Keller, T. (2015). Mehr Effizienz dank Prozessintelligenz. Competence, 2015(6), 38–39. https://doi.org/10.21256/zhaw-4348
Brucker-Kley, E., Kykalova, D., Mevius, M., Grünert, D., Keller, T., Kurz, F., Schertenleib, R., Schlatter, U., & Schwer, K. (2015). Business Process Management 2015 : Status quo und Best Practices «Prozessintelligenz». ZHAW Zürcher Hochschule für Angewandte Wissenschaften. https://doi.org/10.21256/zhaw-3390
Brucker-Kley, E., Kykalova, D., Pedron, C., Luternauer, T., & Keller, T. (2014). Business Process Management 2014 : Status quo und Perspektiven eines ganzheitlichen Geschäftsprozessmanagements : Ergebnisse einer branchenübergreifenden empirischen Studie + Themenfokus “Business Process Management in der Immobilienwirtschaft”. vdf Hochschulverlag. https://doi.org/10.21256/zhaw-1027
Schlatter, U., Kykalova, D., Schladitz, O., Minonne, C., & Keller, T. (2014). BPM-Lösungen aus der Cloud : Potenziale, Anforderungen und Erfolgsfaktoren. vdf Hochschulverlag. https://doi.org/10.21256/zhaw-1028
Mastronardi, L., Hodapp, T., & Keller, T. (2013). SME Selection Criteria for External IS/IT Consultants, including Swiss Universities of Applied Sciences. ZHAW Zürcher Hochschule für Angewandte Wissenschaften. https://doi.org/10.21256/zhaw-1011
Keller, T., & Christ, O. (2013). Die richtige Wahl: IT‑Outsourcing, warum das Auslagern der Informatik nicht immer Kosten spart, sich aber trotzdem lohnen kann. Handelszeitung, 65–66.
Keller, T. (2013). Abhörskandal : der sorglose Umgang mit Informationen. Handelszeitung.
Minonne, C., Litzke, M., Colicchio, C., & Keller, T. (2011). IT-Sourcing-Management 2011 - Status quo und Zukunft : Eine empirische Studie im deutschsprachigen Europa (C. Minonne, ed.). vdf Hochschulverlag. https://doi.org/10.21256/zhaw-1031
Minonne, C., Colicchio, C., Litzke, M., & Keller, T. (2011). Business Process Management 2011 - Status quo und Zukunft : Eine empirische Studie im deutschsprachigen Europa (C. Minonne, ed.). vdf Hochschulverlag. https://doi.org/10.21256/zhaw-1026
Keller, T. (2010). Man kann sich fragen, wozu es einen CIO in Zukunft überhaupt noch braucht. Netzwoche, 2010(20).
Keller, T., & Minonne, C. (2010). Die Kluft zwischen semantischen Netzen und Knowledge Management. Netzwoche, 2010(Special ECM Forum), 3–4.
Dietrich, M., & Keller, T. (2009). IT-Risikomanagement in Integrationsprojekten. Netzguide ICT-Riskmanagement und E-Security, 34–36. http://bint.ch/wp-kern-pfad/wp-content/uploads/2013/03/Netzguide_05-09_IT-Risikomanagement.pdf
Rüegg, K., & Keller, T. (2008). Projekt alors-GIS. GIS-News, 2008(3), 3–5.
Keller, T., & Gysel, U. E. (2008). Prozesse müssen flexibel sein. Wirtschaftsmagazin, 2008(8), 6–7.
Keller, T., & Marko, T. (2008). Semantic business integration and its entrepreneurial impact. Goldwyn Reports.
Keller, T. (2008). Semantic business integration : nicht jedes Unternehmen eignet sich dafür. IT business, 2008(5), 44.
Keller, T. (2007). UDDI als zentrale Komponente zur Publikation von Prozessen. KMU Magazin, 2007(3), 70.
Keller, T., & Affolter, M. (2007). Die organisatorischen Aufgaben der IT-Sicherheit : Teil 1/2. KMU Magazin, 2007(6), 102.
Keller, T. (2007). Interoperabilität von Webservices und deren Mehrwert : Framework zur Evaluation automatisierter Interoperation. KMU Magazin, 2007(1), 74.
Keller, T. (2007). Der Weg zu einer Security Policy (2/2). KMU Magazin, 2007(7), 76.
Keller, T. (2006). Interoperabilität von Webservices und deren Mehrwert : webservice-basierter Ansatz. KMU Magazin, 2006(10), 88.
Keller, T. (2006). Interoperabilität von Webservices und deren Mehrwert : unternehmerische Problemstellung und technologische Grundlagen. KMU Magazin, 2006(9), 70.
Keller, T., Marko, T., Masson, J. A., & Rohner, P. (2005). Business integration : der Würfel zum Erfolg. Die Schweizerische Informatik Revue, 2005(3), 2–5. http://bint.ch/wp-kern-pfad/wp-content/uploads/2013/03/wuerfel.pdf
Keller, T. (2005). Mit Webservices zum virtuellen Unternehmen. Computerworld, 2005(40).

Oral conference contributions and abstracts

Keller, T., Brucker-Kley, E., & Stutz, I. (2025, May 30). Friendship with AI : exploring human-AI bonds across cultures and disciplines. Expo 2025, Osaka, Japan, 13 April - 13 October 2025.
Borghoff, B., Brucker-Kley, E., & Keller, T. (2024, August 6). Designing and analyzing adolescent discourses on friendship with AI using Science Fiction Prototyping. Academic Design Management Conference (ADMC), Delft, Holland, 6-7 August 2024.
Keller, T., Brucker-Kley, E., Borghoff, B., de Spindler, A., Michot, J., & Stutz, I. (2023, November 28). Science Fiction Prototyping für verantwortungsvolle Innovationen – Freundschaft mit KI immersiv erleben. Projektabschluss-Event Swiss Science Center Technorama, Winterthur, Schweiz, 28. November 2023.
Borghoff, B., Turegard, J., Keller, T., & Stutz, I. (2023, November 2). Science Fiction Prototyping – wie immersive Szenarien diskursiv wirken. Schweizer Jahreskongress der Wissenschaftskommunikation (ScienceComm), Bern, Schweiz, 2.-3. November 2023. https://2023.sciencecomm.ch/fr/programme/jeudi/details/science-fiction-prototyping-wie-immersive-szenarien-diskursiv-wirken
Borghoff, B., Brucker-Kley, E., Keller, T., Stutz, I., de Spindler, A., Michot, J., & Turegard, J. (2023, October 26). Freundschaft mit KI immersiv erleben – Science Fiction Prototyping für verantwortungsvolle Innovationen. IAM MediaLab Veranstaltung, Winterthur, Schweiz, 26. Oktober 2023.
Keller, T., Bloch, A., Erdin, R., Fueglistaler, S., & de Spindler, A. (2014). Transportmittelerkennung : Motivation, Ideen, Umsetzung und Validierung. IWI Faculty Workshop, Winterthur, 13. Februar 2014.
Rohrkemper, R., Keller, T., & de Spindler, A. (2013, January 24). Hot author detection via social network analysis. IWI Faculty Workshop, Winterthur, 24. Januar 2013.

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