On the optimal integration of intelligent agents into network systems to steer cooperation
10 | Artificial Intelligence (AI) , Bots , Cooperation , Hybrid Systems , Methodology , PNAS , Position Intervention , Public Goods , Social Contagion , Social Network

Citation:

Fu F, Chen X, Christakis NA. On the optimal integration of intelligent agents into network systems to steer cooperation. Proc Natl Acad Sci U S A. 2026 Mar 24;123(12):e2537939123. doi: 10.1073/pnas.2537939123. Epub 2026 Mar 16. PMID: 41838917.

How malicious AI swarms can threaten democracy
7 | Artificial Intelligence (AI) , Bots , Cooperation , Hybrid Systems , Online Network , Public Goods , Science

Citation:

Schroeder DT, Cha M, Baronchelli A, Bostrom N, Christakis NA, Garcia D, Goldenberg A, Kyrychenko Y, Leyton-Brown K, Lutz N, Marcus G, Menczer F, Pennycook G, Rand DG, Ressa M, Schweitzer F, Song D, Summerfield C, Tang A, Van Bavel JJ, van der Linden S, Kunst JR. How malicious AI swarms can threaten democracy. Science. 2026 Jan 22;391(6783):354-357. doi: 10.1126/science.adz1697. Epub 2026 Jan 22. PMID: 41570131.

Realism Drives Interpersonal Reciprocity but Yields to AI-Assisted Egocentrism in a Coordination Experiment
6 | Artificial Intelligence (AI) , Breadboard Software , Cooperation , Experiment , Methodology , Public Goods

Citation:

Hirokazu Shirado, Kye Shimizu, Nicholas A Christakis, and Shunichi Kasahara. 2025. Realism Drives Interpersonal Reciprocity but Yields to AI-Assisted Egocentrism in a Coordination Experiment. In CHI Conference on Human Factors in Computing Systems (CHI ’25), April 26–May 01, 2025, Yokohama, Japan. ACM, New York, NY

Simple Autonomous Agents Can Enhance Creative Discovery in Human Groups
11 | Artificial Intelligence (AI) , Bots , Breadboard Software , Contagion Intervention , Experiment , Hybrid Systems , Methodology , NAC Favorite , Online Network , Social Contagion , Social Network

Citation:

Ueshima A, Jones MI, Christakis NA. Simple autonomous agents can enhance creative semantic discovery by human groups. Nature Communications. 2024 Jun 18;15(1):5212. doi: 10.1038/s41467-024-49528-y. PMID: 38890368; PMCID: PMC11189566.

Vulnerable Robots Positively Shape Human Conversational Dynamics in a Human-Robot Team
6 | Methodology , NAC Favorite , PNAS , Artificial Intelligence (AI) , Hybrid Systems , Contagion Intervention

Citation:

M. Traeger, S. Strohkorb Sebo, M. F. Jung, B. Scassellati, and N. A. Christakis, “Vulnerable Robots Positively Shape Human Conversational Dynamics in a Human-Robot Team,” Proceedings of the National Academy of Sciences of the United States of America (PNAS), 117 (12) 6370-6375 (Mar 2020) DOI: https://doi.org/10.1073/pnas.1910402117

Machine Behaviour
4 | Artificial Intelligence (AI) , Bots , Hybrid Systems , Nature

Citation:

I. Rahwan, M. Cebrian, N. Obradovich, J. Bongard, J.F. Bonnefon, C. Breazeal, J.W. Crandall, N. A. Christakis, I.D. Couzin, M.O. Jackson, N.R. Jennings, E. Kamar, I.M. Kloumann, H. Larochelle, D. Lazer, R. McElreath, A. Mislove, D.C. Parkes, A. Pentland, M.E. Roberts, A. Shariff, J.B. Tenenbaum, and M. Wellman, “Machine Behaviour,” Nature, 568: 477-486 (Apr 2019)

Locally Noisy Autonomous Agents Improve Global Human Coordination in Network Experiments (Nature, 2017)
13 | Methodology , Artificial Intelligence (AI) , Biological Network , Behavior Genetics , Social Network , Sociocentric Network , Bots , NAC Favorite , Nature , Breadboard Software , Experiment , Hybrid Systems , Public Goods

Citation:

H. Shirado and N.A. Christakis, "Locally Noisy Autonomous Agents Improve Global Human Coordination in Network Experiments" Nature, 545, 370–374 (18 May 2017) doi:10.1038/nature22332

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