Paul Resnick
As of October 2026, Paul Resnick is a collegiate professor of information at the University of Michigan School of Information. He worked on GroupLens in 1992–1994, a project that produced the first academic paper on what are now called recommender systems. He shared the 2019 CSCW Lasting Impact Award for the 1994 paper GroupLens: An Open Architecture for Collaborative Filtering of Netnews, and he received the 2010 ACM Software Systems Award for GroupLens. In 2020 ACM selected him as a Fellow for contributions to recommender systems, economics and computation, and online communities. Alongside three co-authors, he submitted an arXiv paper in 2021 that introduced rater equivalence for classifiers, and in 2024–2025 he was a fellow at Harvard's Berkman Klein Center.
- Now at
- University of Michigan
- Works
- 177
- Citations
- 24,246
- h-index
- 49
Publication numbers from OpenAlex, as of 15 October 2026.
Timeline
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1992–1994
GroupLens and recommender systems
He works on GroupLens in 1992–1994, the first academic paper on what are now called recommender systems.
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1994–2019
A CSCW Lasting Impact Award
He shares the 2019 CSCW Lasting Impact Award with four co-authors for the 1994 paper GroupLens: An Open Architecture for Collaborative Filtering of Netnews.
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1995–1997
A move to Michigan
He starts a research group at AT&T in 1995 and moves to Michigan in 1997.
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2010
The ACM Software Systems Award
He receives the 2010 ACM Software Systems Award for GroupLens, the system he helped develop.
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2020
Named an ACM Fellow
He is selected as a Fellow of the ACM in 2020 for contributions to recommender systems, economics and computation, and online communities.
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2021
Principled evaluation with human labels
In 2021 he and three co-authors submit the arXiv paper Principled Evaluation with Human Labels, which introduces rater equivalence for classifiers.
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2024–2025
The Community Notes Monitor
In 2024–2025 he is a fellow at Harvard's Berkman Klein Center, where he develops the Community Notes Monitor.
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As of October 2026
Collegiate professor at Michigan
He is the Michael D. Cohen Collegiate Professor of Information at the University of Michigan School of Information.
Sources and credits
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