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J. Nathan Matias

 Ithaca, New York, United States
Assistant Professor, Department of Communication and Information Science, Cornell University


Dr. J. Nathan Matias organizes citizen behavioral science for a safer, fairer, more understanding internet. A Guatemalan-American, Nathan is an assistant professor in the Cornell University Department of Communication and Information Science. Nathan leads the Citizens and Technology Lab, which works alongside the public to advanced evidence-based technology policy and accountability.

Scholarly beginnings

A research idea

Envisioning possible futures in the field of communication and media studies

Learn more about Prof. Matias’ journey

Selected readings

Matias, J.N. (2015) The Tragedy of the Digital Commons. The Atlantic.

Matias, J.N. Pennington, E., Chan, Z. (2022) Testing Concerns about Technology’s Behavioral Impacts with N-of-one Trials. ACM Conference on Fairness, Accountability, and Transparency 2022.

Matias, J.N., Wright, L. (2022) Impact Assessment of Human-Algorithm Feedback Loops Just Tech. Social Science Research Council.

Matias, J. N. (2019). Preventing harassment and increasing group participation through social norms in 2,190 online science discussions. Proceedings of the National Academy of Sciences, 116(20), 9785-9789.

Matias, J. N., Mou, M. (2018) CivilServant: Community-Led Experiments in Platform Governance. In Proceedings of the Conference on Computer Human Interaction (CHI). ACM Press.


Watch Prof. Matias present on “Governing Runaway Catastrophes of Human and Algorithm Behavior” at the Center for Latinx Digital Media

Listen to Prof. Matias’ insights about his professional journey in El Café Latinx podcast