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TU Berlin

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Marc Riar, M.Sc.



Studies in Business Informatics (M. Sc.) at the University of Mannheim in the specialization track Enterprise Applications and before that studies in Business Information Systems (B. Sc) at Karlsruhe University of Applied Sciences.

  • Since September 2018: Research assistant at the Chair of Information and Communication Management at TU Berlin (Prof. Dr. Rüdiger Zarnekow)
  • 2017 – 2018: Research assistant at Karlsruhe University of Applied Sciences
  • 2016 – 2017: Research assistant in the area of "Internet Business & Internet Services" at Ludwig Maximilian University (LMU), Munich
  • 2014 – 2015: Fiducia & GAD IT AG, Karlsruhe, Working Student in the area SAP Basis
  • 2012 – 2013: Systec & Services GmbH, Karlsruhe, working student in the area of software engineering and Bachelor-Thesis titled "Optimization of the Software Development Process for a Company in the Regulated Industry"
  • 2012: Lufthansa German Airlines, East Meadow, New York (USA), Intern in the area of Sales Process Automation
  • 2007 – 2008: SAP Deutschland AG & Co. KG, Walldorf & St. Leon Rot, Intern in the department SME (Small & Mid-Size Enterprises) GTM (Go-To-Market)


  • Human-Computer-Interaction (HCI)
  • Augmented Reality (AR) / Virtual Reality (VR)
  • Gamification & Serious Games
  • IT Adoption



Riar, M., Korbel, J., Xi, N., Zarnekow, R. and Hamari, J. (2021). The Use of Augmented Reality in Retail: A Review of Literature. 54th Hawaii International Conference on System Sciences (HICSS), Kauai, HI, 2021 (forthcoming)


Riar, M. (2020). Using Gamification to Motivate Cooperation: A Review. Forty-First International Conference on Information Systems (ICIS), Hyderabad, India

Riar, M., Morschheuser, B., Hamari, J. and Zarnekow, R. (2020). How game features give rise to altruism and collective action? Implications for cultivating cooperation by gamification. 53rd Hawaii International Conference on System Sciences (HICSS 2020), Maui, HI, January 7-10, 2020, 695-704.

Link to publication


Morschheuser, B., Riar, M., Hamari, J. and Mädche, A. (2017). How games induce cooperation? A study on the relationship between game features and we-intentions in an augmented reality game. Computers in human behavior, 77, 169-183.

Link to original publication

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Marc Riar
Research Associate
sec. H93
Room H9160
Straße des 17. Juni 135
10623 Berlin