Dr. Nagar Yiftach
Fields of Research
School of Information Systems
y@mta.ac.il
Computer-Supported Cooperative Work (CSCW)
Social Computing
Human-Computer Interaction (HCI)
Collective Intelligence
Artificial Intelligence
Information Technology
Open Innovation
Citizen Science
Crowdsourcing
Crowd Computing
Human Computation
Organizational Design
Digital Transformation
Short Bio
Dr. Yiftach Nagar’s experience with information systems spans more than 20 years in industry and academia. He is an information technology expert who specializes in collective intelligence, open innovation and the study and design of sociotechnical systems in organizations. His main research interest is in developing and understanding new ways of organizing the work of experts, crowds, and algorithms for solving complex problems.
Prior to joining MTA, Dr. Nagar has been a researcher at the MIT Center for Collective Intelligence, involved among other projects with the Climate CoLab. He has also been teaching courses on topics related to technology, innovation, and digital transformation, in leading international management programs at the Hebrew University of Jerusalem, Tel-Aviv University, IDC Herzliya, and MIT.
Yiftach’s industry experience includes R&D and product management roles in startup companies and in one NASDAQ-traded company. He has led the development of projects and products that were deployed by dozens of companies, including some of the world's leading telecom service providers. He's also served as a consultant to a number of companies and entrepreneurs.
Yiftach holds a PhD and an M.Sc. from MIT, and a B.Sc. from Tel-Aviv University.
Selected Publications
Arazy, O., Kaplan-Mintz, K., Malkinson, D., & Nagar, Y. (2024). A local community on a global collective intelligence platform: A case study of individual preferences and collective bias in ecological citizen science. PLOS ONE, 19(8), e0308552. https://doi.org/10.1371/journal.pone.0308552
Yarovoy, A., Nagar, Y., Minkov, E., & Arazy, O. (2020). Assessing the Contribution of Subject-matter Experts to Wikipedia. ACM Transactions on Social Computing, 3(4), 1-36.
Nagar, Y., de Boer, P., Garcia, A. C. B. (2016). Accelerating the Review of Complex Intellectual Artifacts in Crowdsourced Innovation Challenges. Proceedings of the International Conference on Information Systems (ICIS), Dublin, Ireland.
Nagar, Y. (2012). What do you think? The structuring of an online community as a collective-sensemaking process. In Proceedings of the ACM conference on computer supported cooperative work.
Nagar, Y., & Malone, T. W. (2011). Making Business Predictions by Combining Human and Machine Intelligence in Prediction Markets. Proceedings of the International Conference on Information Systems (ICIS), Shanghai, China.
Y. Nagar, 2011. "Beyond the Human-Computation Metaphor," IEEE Third International Conference on Social Computing.