Jan Bieser

Jan Bieser, Dr.

Postdoctoral researcher

Phone: +41 44 635 43 06

Address: Binzmühlestrasse 14, 8050 Zurich

Room number: IfI BIN 2.A.13


Jan Bieser is a postdoctoral researcher and lecturer on digitalization, sustainability, and business informatics. At the GDI Gottlieb Duttweiler Institute, he is a senior researcher investigating the impacts of technology on the economy, society, and the environment. Formerly, he was a postdoctoral researcher at the Department of Sustainable Development, Environmental Science and Engineering at KTH Royal Institute of Technology in Stockholm and a fellow of the World Economic Forum's Global Future Council on Cities of Tomorrow. Previously, Jan Bieser worked as a sustainability manager at the University of Zurich and as an IT and sustainability consultant at IBM and Deutsche Telekom.


  • Next Generation Mobile Networks: Problem or Opportunity for Climate Protection? Publication
  • Digitalization and Time Use Project Website ResearchGate
  • Mistra SAMS Sustainable Accessibility and Mobility Services Project Website
  • LIFESAVING: Extending the lifespan of mobile devices Project Website
  • Methods for Assessing Indirect Effects of the Digital Transformation on Sustainability ResearchGate
  • Opportunities and Risks of Digitalization for Climate Protection in Switzerland Publication


  • Sustainable Development, ICT and Innovation (KTH Stockholm, seminar leader)
  • Sustainable Development for Computer Scientists (KTH Stockholm, seminar leader)
  • Business Informatics I (UZH, lecturer)
  • Digitalization and Sustainable Development (UZH, teaching assistant)
  • Informatik, Ethik und Gesellschaft (UZH, teaching assistant)
  • Sustainability Reporting (UZH, guest lecturer)
  • Supervision of master or bachelor thesis and projects

Appointments and memberships

  • Fellow of the World Economic Forum Global Future Council on Cities of Tomorrow Website
  • Digital Society Initiative Website

Short CV

10/2020 -
Postdoctoral researcher and lecturer
Department of Sustainable Development, Environmental Science and Engineering, KTH Stockholm
10/2020 -
Postdoctoral researcher
Informatics and Sustainability Research Group, University of Zurich
01/2018 -
Sustainability manager
Sustainability Team, University of Zurich
02/2016 -   
Researcher and PhD candidate
Informatics and Sustainability Research Group, University of Zurich
09/2018 -
Visiting researcher
Mistra SAMS, KTH Royal Institut of Technology Stockholm
01/2014 -
Sustainability consultant
Detecon Consulting (Deutsche Telekom Group)
09/2011 -
MSc Double Degree, Management and Information Systems
Copenhagen Busienss School, University of Manhheim

10/2008 -

Project manager in ICT, marketing and sales
IBM Germany/Ireland

10/2008 -

BSc, Business Information Technology
University of Cooperative Education Stuttgart


2021                              Bieser, J.; Burkhalter, L.; Hilty, L.; Fuchs, B.; Blumer, Y.: Lifetime extension of mobile internet-enabled devices: measures, challenges and environmental implications. 4th Conference on Product Lifetimes and the Environment (PLATE). University of Limerick, 26 May - 28 May 2021. Article
2021                              Bieser, J.; Vaddadi, B.; Kramers, A.; Höjer, M.; Hilty, L.: Impacts of telecommuting on time use and travel: A case study of a neighborhood telecommuting center in Stockholm. Travel Behaviour and Society, Volume 23, 2021, 157-165. Article
2020                              Bieser, J.: A time-use approach to assess indirect environmental effects of information and communication technology: Time rebound effects of telecommuting. PhD Dissertation. University of Zurich. Dissertation
2020                              Bieser, J.; Salieri, B.; Hischier, R.; Hilty, L.: Next generation mobile networks: Problem or opportunity for climate protection? University of Zurich, Empa. Article
2020                              Itten et al.: Digital transformation—life cycle assessment of digital services, multifunctional devices and cloud computing. International Journal of Life Cycle Assessment, 25(10):2093-2098. Article
2020                  Jattke et al.: Environmental Implications of Service Life Extension of Mobile Devices. Electronics Goes Green. EEG 2020+. Article
2020                              Vaddadi, B.; Bieser, J.; Pohl, J.; Kramers, A.: Towards a conceptual framework of direct and indirect environmental effects of co-working. ICT4S2020. 7th International Conference on ICT for Sustainability, Bristol, 22 June 2020 - 27 June 2020. ACM. Article
2020                              Bieser, J.; Hintemann, R.; Beucker, S.; Schramm, S., Hilty, L.: Klimaschutz durch digitale Technologien - Chancen und Risiken. Bitkom, Borderstep Institute, University of Zurich (2020). Press release Article
2020                              Bieser, J.; Coroama, V.: Direkte und indirekte Umwelteffekte der Informations- und Kommunikationstechnologie. Sustainability Management Forum (2020). DOI  Article (PDF, 450 KB)
2020                              Bieser, J.; Hilty, L.: Conceptualizing the Impact of Information and Communication Technology on Individual Time and Energy Use. Telematics and Informatics (2020). DOI  Article (PDF, 775 KB)
2019                               Bieser, J.: Visual Exploration of Time Use Data to Support Environmental Assessment of Lifestyles. Presentation. 41st International Association for Time Use Research Conference, American University, Washington DC, 10 July 2019 - 12 July 2019. Presentation (PDF, 15 MB)
2019                               Bieser, J.; Haas, D.; Hilty, L.: VETUS – Visual Exploration of Time Use Data to Support Environmental Assessment of Lifestyles. ICT4S 2019. 6th International Conference on ICT for Sustainability, Lappeenranta, 10 June 2019 - 14 June 2019. ZORA
2019 Bieser, J.; Warland, L.; Hilty, L.: Nachhaltigkeitsbericht 2018. Universität Zürich. Website
2018 Bieser, J.: Digitalisierung bietet Chancen für den Klimaschutz. Swiss IT Magazine, 201811 (2018), p.36-38. ZORA
2018 Bieser, J.; Hilty, L.: Assessing Indirect Environmental Effects of Information and Communication Technology (ICT): A Systematic Literature Review. Sustainability, 10:2662. ZORA
2018 Bieser, J.; Hilty, L.: An Approach to Assess Indirect Environmental Effects of Digitalization Based on a Time-Use Perspective. In: Advances and New Trends in Environmental Informatics. Cham: Springer (Bücher), 67-78. ZORA
2018 Bieser, J.; Hilty, L.: Indirect Effects of the Digital Transformation on Environmental Sustainability: Methodological Challenges in Assessing the Greenhouse Gas Abatement Potential of ICT. ICT4S 2018. 5th International Conference on Information and Communication Technology for Sustainability, Toronto, 15 May 2018 - 17 May 2018, 68-81. ZORA
2017 Hilty, L.; Bieser, J.: Opportunities and Risks of Digitalization for Climate Protection in Switzerland. Zurich: University of Zurich. ZORA

Supervised student theses and projects

2020 Näf, S.: Greenhouse Gas Mitigation Potential of ICT: Assessing the GHG Abatement Potential of four ICT Use Cases in Germany in 2030 (bachelor thesis)
2020 Kolenchery, A.: Drones and their potential impact on greenhouse gas emissions (master's basic module)
2020 Fuchs, B.: Measures of Prolonging Mobile Internet-Enabled Devices Service Life (bachelor thesis)
2020 von Rotz, S.: Implementation of a Generalized Binary Machine Learning Tool for Classifying Scientific Papers Based on Natural Language (master thesis)
2019 Lebiedz, M.: Digitalization - Analysis of its Influence on Individual Time Use and Associated Impacts on the Environment (master thesis)
2019 Triner, M.: Smart Homes – Wie sich die Interaktion mit der Wohnumgebung durch Informations- und Kommunikationstechnologie verändert (master thesis)
2019 Wyss, D.: Travel behavior and telecommuting: A research overview (master's basic module)
2019 Kubrak, J.: Identification and Application of Requirements for Videoconferencing at University of Zurich (master thesis)
2019 Braegger, B.: Green VVZ: A web application to facilitate storage and display of modules related to sustainability topics, based on the course catalogue of the University of Zurich. (bachelor thesis)
2019 von Rotz, S., Einsele, C.: Green ZORA: Development of Web Services and Interfaces for a Machine Learning Tool (master project)
2019 Dora, M.: Use of time: Theories and application in the age of digitalisation (bachelor thesis)
2019 Piga, G.: Impacts of e-commerce on individual travel from a time-use perspective (bachelor thesis)
2019                          Wyss, D.: Lifestyle-based Analysis of Travel Behavior: Analyzing the applicability of Claritas PRIZM Premier for classifying travel behavior through sequence and state analysis on daily activity schedules (bachelor thesis)
2019        Schenker, R.: An agent-based model of individual time allocation (master thesis)
2018 Rüegge, V.: Investigation of the time-use substitution effect: Using exploratory data analysis and to better understand how individuals spend time saved on work travel and commute (master's basic module)
2018 Fuhrer, J.: Analysis of the Unitd Kingdom Time Use Survey 2014-2015 (master's basic module)
2018 Rüegge, V.: Data mining and a time-use approach: Using Decision Trees to Understand the impacts of socio-demographic factors and activity patterns on the time spent on work travel and commute (bachelor thesis)
2018 Haas, D.: Visualization of time-use data (bachelor thesis)