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EY

Eliezer Yudkowsky

Also known as: Eliezer, EY

Founder of MIRI; pioneer of AI alignment as a field; author of 'The Sequences' on rationality; author of Harry Potter and the Methods of Rationality; prominent AI doomer
Born
1979
Age ~47

Expert Positions10 topics

TopicViewEstimateConfidenceDateSourceSource check
P(doom)Very high>90%high2022—
How Hard Is Alignment?Extremely hard5%high2022—
Current Approaches ScaleVery unlikely5%highJun 2022AGI Ruin (2022)
Inner Alignment SolvabilityVery hardRequires major theoretical breakthroughhigh2022—
Likelihood of Deceptive AlignmentVery likely85%high2022—
Would Misalignment Be Catastrophic?Near-certainly catastrophic95%+ → extinctionhigh2022—
P(AI Catastrophe)Very high>90%highJun 2022AGI Ruin (2022)
Takeoff SpeedVery fastWeeks-monthshigh2022—
Will Advanced AI Be Deceptive?Likely deceptive85%high2022—
Will We Get Adequate Warning?Unlikely10%high2022—

Organization Roles1

Education

Self-taught; no formal university education

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SourceLink
Official Websiteyudkowsky.net
Wikipediaen.wikipedia.org
Wikidatawikidata.org

Quick Assessment

DimensionAssessment
Primary RoleSenior researcher and co-founder at MIRI; public advocate for AI risk policy
Key ContributionsEarly articulation of the AI AI Alignment problem; Coherent Extrapolated Volition (2004); founding of LessWrong; extensive writing on decision theory and rationality
Key Publications"AGI Ruin: A List of Lethalities" (2022); "Pausing AI Developments Isn't Enough. We Need to Shut it All Down" (TIME, 2023); Harry Potter and the Methods of Rationality (2010–2015); the Sequences (2006–2009)
Institutional AffiliationMachine Intelligence Research Institute (MIRI), Berkeley, California
Influence on AI SafetyAmong the earliest researchers to systematically formulate the AI alignment problem; his writings and community-building through LessWrong influenced a generation of AI safety researchers and, through them, major funders including Coefficient Giving (formerly Open Philanthropy)