CHAI Team — Center for Human-Compatible AI

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humancompatible.ai·humancompatible.ai/people

CHAI (humancompatible.ai) is one of the most prominent academic AI safety research centers; this page serves as a reference for identifying key researchers and their institutional affiliations within the alignment field.

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Summary

This page lists the faculty, staff, and researchers affiliated with the Center for Human-Compatible AI (CHAI) at UC Berkeley. CHAI is a leading academic research center focused on ensuring AI systems are safe, beneficial, and aligned with human values. The team spans computer science, psychology, cognitive science, and related disciplines.

Key Points

•Faculty includes Stuart Russell (CHAI founder), Pieter Abbeel, Anca Dragan, and other leading AI/ML researchers from UC Berkeley, Cornell, Michigan, and Princeton.
•Interdisciplinary team covers technical AI safety, reinforcement learning, human-robot interaction, cognitive science, and psychology.
•Staff includes Executive Director Mark Nitzberg and Assistant Director Sarah Otis, supporting CHAI's research and outreach activities.
•Researchers such as Andrew Critch contribute to alignment theory, multi-agent safety, and related foundational topics.
•CHAI's composition reflects a broad approach to alignment: combining formal methods, learning theory, human factors, and social science.

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### Faculty

[![Stuart Russell](https://humancompatible.ai/app/uploads/2020/11/stuart.jpg)](https://humancompatible.ai/people#0-stuart-russell)

[Stuart Russell](https://humancompatible.ai/people#0-stuart-russell)

Professor of EECS at UC Berkeley

Director of Kavli Center for Ethics, Science, and the Public

[![Pieter Abbeel](https://humancompatible.ai/app/uploads/2020/11/pieter.jpg)](https://humancompatible.ai/people#1-pieter-abbeel)

[Pieter Abbeel](https://humancompatible.ai/people#1-pieter-abbeel)

Professor of EECS at UC Berkeley

[![Anca Dragan](https://humancompatible.ai/app/uploads/2020/11/anca.jpg)](https://humancompatible.ai/people#anca-dragan)

[Anca Dragan](https://humancompatible.ai/people#anca-dragan)

Assistant Professor of EECS at UC Berkeley

Founder, InterACT Lab

[![Bart Selman](https://humancompatible.ai/app/uploads/2020/11/selman.jpg)](https://humancompatible.ai/people#bart-selman)

[Bart Selman](https://humancompatible.ai/people#bart-selman)

Professor of Computer Science and Engineering at Cornell University

[![Emma Pierson](https://humancompatible.ai/app/uploads/2025/02/pierson_emma-300x300.jpg)](https://humancompatible.ai/people#emma-pierson)

[Emma Pierson](https://humancompatible.ai/people#emma-pierson)

Assistant Professor of Computer Science at UC Berkeley

[![Joseph Halpern](https://humancompatible.ai/app/uploads/2020/11/halpern.jpg)](https://humancompatible.ai/people#joseph-halpern)

[Joseph Halpern](https://humancompatible.ai/people#joseph-halpern)

Professor of Computer Science and Engineering at Cornell University

[![Michael Wellman](https://humancompatible.ai/app/uploads/2020/11/wellman.jpg)](https://humancompatible.ai/people#michael-wellman)

[Michael Wellman](https://humancompatible.ai/people#michael-wellman)

Professor of Computer Science and Engineering at the University of Michigan

[![Satinder Singh Baveja](https://humancompatible.ai/app/uploads/2020/11/Baveja.png)](https://humancompatible.ai/people#satinder-singh-baveja)

[Satinder Singh Baveja](https://humancompatible.ai/people#satinder-singh-baveja)

Professor of Computer Science and Engineering at the University of Michigan

Director of the Artificial Intelligence Laboratory

[![Serina Chang](https://humancompatible.ai/app/uploads/2025/03/headshot_white_background-300x300.jpg)](https://humancompatible.ai/people#serina-chang)

[Serina Chang](https://humancompatible.ai/people#serina-chang)

Assistant Professor of EECS at UC Berkeley

[![Tania Lombrozo](https://humancompatible.ai/app/uploads/2020/11/tania-lombrozo.jpg)](https://humancompatible.ai/people#tania-lombrozo)

[Tania Lombrozo](https://humancompatible.ai/people#tania-lombrozo)

Professor of Psychology at UC Berkeley

[![Tom Griffiths](https://humancompatible.ai/app/uploads/2020/11/tom.jpg)](https://humancompatible.ai/people#tom-griffiths)

[Tom Griffiths](https://humancompatible.ai/people#tom-griffiths)

Professor of Psychology and Cognitive Science at Princeton

### Staff

[![Mark Nitzberg](h

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