Timothy Telleen-Lawton

Executive Director

Timothy spent 4 years in research, operations, and management at GiveWell. He also lobbied for Environment America, wrote policy reports for Frontier Group, and ran political campaign offices. He holds a B.S. and M.S. in Earth Systems from Stanford.

Anna Salamon

President & Cofounder

Anna has previously done machine learning research for NASA and applied mathematics research on the statistics of phage metagenomics. She holds a degree in mathematics from UC Santa Barbara.

Jack Carroll

Director of Operations

Jack studied psychology and gender and has previously worked as an event planner, data researcher, and legal assistant. They enjoy gaming, spreadsheets, and deep discussions on the intersection of culture and identity.

Dan Keys

Research & Data Analysis

Dan has researched the psychology of judgment and decision making and published a paper on the science of human rationality. He holds a master’s degree in social psychology from Cornell and a BA in mathematics and statistics from Swarthmore.

Elizabeth Garrett

Community Manager & Instructor

Elizabeth is an aspiring dicentenarian, former unschooler, and the current Chief of the awesome Event Horizon house in Berkeley.

Adam Scholl

Instructor & Special Projects

Adam has previously worked in politics, journalism and startups. He aspires to live in Star Wars and loves slime mold, ctenophores, weird timbres, metaethics, working memory optimization, David Attenborough, logical empiricism, swarms, sensible incentive structures and weddell seals.

Luke Raskopf

Instructor & Operations

After studying Political Science at Duke, Luke spent a year teaching English in Spain on a Fulbright scholarship. He recently joined CFAR to become an instructor, run workshop operations, and manage miscellaneous projects. He can be found exploring methods of communication and introspection, climbing trees, and making music.


Eli Tyre

Research & Special Projects

Eli's deeply committed to making the world better, in whatever way he can. His current focus is developing frameworks for bridging deep intractable-seeming disagreements and for transferring tacit knowledge between people. He's also been thinking about the history of science and bridgings between phenomenology and neuroscience.

Brienne Strohl

Research & Instructor

Brienne studied formal logic and philosophy in school. Their work emphasizes applied phenomenology, as does most everything else they do. When they grow up, they want to be a low-gravity ballet choreographer, among other things.

Pete Michaud

Facilitator & Executive Director Emeritus

Pete worked as a software architect and consultant before getting serious about developmental psychology. He cofounded an emotional intelligence and communication training organization, and he joined CFAR after helping on several projects including EA Global and EA Action.

Ben Sancetta

IT Support

Ben was a mechanical engineer before starting at CFAR. He enjoys learning new things, like who people are and what they think about, and rock climbing (his favorite game).

Adom Hartell

IT Support

Adom likes everything except for opportunity cost. He's looking for ways to make the world more sensible, and for ways to get people to work together.

Xavier Prospero

Admin Support

Xavier is an undergraduate at UC Berkeley studying Electrical Engineering and Computer Science. He loves waves and signals, especially as they pertain to sound.


Qiaochu Yuan

Research & Instructor

Qiaochu was a Ph.D. student in mathematics at UC Berkeley on an NSF fellowship with an extensive background in category theory, algebraic topology, and related subjects. He has written thousands of answers to other people's questions about mathematics on Quora, MathOverflow, and math.stackexchange.

Ben Goldhaber

Ben received his Bachelor's in Science, Technology, and International Affairs from Georgetown University. He currently works at Google as a Technical Solutions Consultant. In his free time he enjoys brainstorming what the worst startup idea of all time would be.

Eric Rogstad

Eric likes math puzzles, racquet sports, and people. He spends his days making His quest is to understand the Universe, and he's surprisingly capable of juggling.

Jordan Tirrell

Jordan counts things. He also works as a math instructor and is interested in developing higher education classes to promote rationality.

Matt Graves

Matt worked as a data scientist in industry before becoming a staff writer for MIRI. His interests are in machine learning, efficiency, rationality, and the future. He has degrees in operations research, physics, and economics.

Oliver Habryka

Design & Branding

Oliver is a German expat studying computer science, math and whatever else currently comes into his mind. He is working on schemes involving rationality, Effective Altruism and building communities that will effectively solve the world's most important challenges.

Tsvi Benson-Tilsen

Tsvi Benson-Tilsen studies mathematics at UC Berkeley and researches how to design safe artificial intelligence systems at the Machine Intelligence Research Institute. He knows many riddles and can sometimes be found jumping, climbing, and/or wandering.

Staff Alumni

Michael "Valentine" Smith

Senior Instructor & Cofounder

Lauren Lee

Research & Instructor

Kenzi Amodei

Curriculum Developer & Head of Operations

Julia Galef

President & Cofounder

Davis Kingsley

Operations and Finance

Andrew Critch

Curriculum Developer & Cofounder

Cat Lavigne

Curriculum Developer & Instructor

Leah Libresco

Curriculum Developer & Instructor

Board of Directors

Anna Salamon


Jesse Liptrap


Michael Blume