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Joel Z Leibo
Research scientist, Google
Research scientist, DeepMind
Joined
December 2017
Names
Joel Z Leibo
(Preferred)
,
Joel Z. Leibo
,
Joel Leibo
Emails
****@google.com
(Confirmed)
,
****@deepmind.com
(Confirmed)
Personal Links
Homepage
Google Scholar
DBLP
ORCID
Career & Education History
Research scientist
Google
(google.com)
2014
–
Present
Research scientist
DeepMind
(deepmind.com)
2013
–
Present
PhD student
Massachusetts Institute of Technology
(mit.edu)
2008
–
2013
Advisors, Relations & Conflicts
PhD Advisor
Tomaso Poggio
2008
–
2013
Expertise
multi-agent reinforcement learning
,
computational social science
,
social dilemmas
Present
Publications
A Generative Model of Contextual Integrity: Appropriate vs. Inappropriate Information Sharing
Omer Kamal Ali Ebead
,
Juan Claude Formanek
,
Joel Z Leibo
AI4GOOD Workshop 2026 Regular
Readers:
Everyone
Evaluating Cooperation in LLM Social Groups through Elected Leadership
Ryan Faulkner
,
Anushka Deshpande
,
David Guzman Piedrahita
,
Joel Z Leibo
,
Zhijing Jin
AI4GOOD Workshop 2026 Regular
Readers:
Everyone
Evaluating Cooperation in LLM Social Groups through Elected Leadership
Ryan Faulkner
,
Anushka Deshpande
,
David Guzman Piedrahita
,
Joel Z Leibo
,
Zhijing Jin
MALGAI
Readers:
Everyone
How LLMs Distort & Transform Our Language
Marwa Abdulhai
,
Isadora White
,
Yanming Wan
,
Joel Z Leibo
,
Max Kleiman-Weiner
,
Natasha Jaques
ICLR 2026 AIWILD
Readers:
Everyone
Position: Solipsistic superintelligence is unlikely to be cooperative
Rakshit Trivedi
,
Natasha Jaques
,
Logan Cross
,
Sasha Vezhnevets
,
Joel Z Leibo
ICML 2026 Position Paper Track regular
Readers:
Everyone
SocialJax: An Evaluation Suite for Multi-agent Reinforcement Learning in Sequential Social Dilemmas
Zihao Guo
,
Shuqing Shi
,
Richard Willis
,
Tristan Tomilin
,
Joel Z Leibo
,
Yali Du
ICLR 2026 Poster
Readers:
Everyone
Position: Meaning Is Not A Metric: Using LLMs to make cultural context legible at scale
Cody Kommers
,
Drew Hemment
,
Maria Antoniak
,
Joel Z Leibo
,
Hoyt Long
,
Emily Robinson
,
Adam Sobey
Submitted to NeurIPS 2025 Position Paper Track
Readers:
Everyone
Evaluating Generalization Capabilities of LLM-Based Agents in Mixed-Motive Scenarios Using Concordia
Chandler Smith
,
Marwa Abdulhai
,
Manfred Diaz
,
Marko Tesic
,
Rakshit Trivedi
,
Sasha Vezhnevets
,
Lewis Hammond
,
Jesse Clifton
,
Minsuk Chang
,
Edgar A. Duéñez-Guzmán
,
John P Agapiou
,
Jayd Matyas
,
Danny Karmon
,
Beining Zhang
,
Jim Dilkes
,
Akash Kundu
,
Jord Nguyen
,
Emanuel Tewolde
,
Jebish Purbey
,
Ram Mohan Rao Kadiyala
et al. (66 additional authors not shown)
NeurIPS 2025 Datasets and Benchmarks Track poster
Readers:
Everyone
Altared Environments: The Role of Normative Infrastructure in AI Alignment
Rakshit Trivedi
,
Nikhil Chandak
,
Andrei Ioan Muresanu
,
Shuhui Zhu
,
Atrisha Sarkar
,
Joel Z Leibo
,
Dylan Hadfield-Menell
,
Gillian K Hadfield
Submitted to ICLR 2025
Readers:
Everyone
InvestESG: A multi-agent reinforcement learning benchmark for studying climate investment as a social dilemma
Xiaoxuan Hou
,
Jiayi Yuan
,
Joel Z Leibo
,
Natasha Jaques
ICLR 2025 Poster
Readers:
Everyone
View all 112 publications
Co-Authors
Adam Cain
Adam H. Marblestone
Adam Santoro
Adam Sobey
Adrian Bolton
Adrià Puigdomènech Badia
Agnieszka Czaplicka
Agnieszka Grabska-Barwinska
Akash Kundu
Akbir Khan
Alberto Acerbi
Alexander Pritzel
Alexander Sasha Vezhnevets
Alexander Vezhnevets
Aliaksei Korshuk
Aliya Amirova
Allan Dafoe
Amir Sadik
Ananya Ananya
Andrea Tacchetti
Andrei Ioan Muresanu
Andrew Lefrancq
Andrew Sendonaris
Andrew Zisserman
Angeliki Lazaridou
View all 357 co-authors