Skip to content
Longterm Wiki
TO

Toby Ord

The Precipice; existential risk quantification; effective altruism

Current Role
Senior Research Fellow in Philosophy
Organization
Future of Humanity Institute
Born
1979
Age ~47

Expert Positions4 topics

TopicViewEstimateConfidenceDateSource
P(doom)Moderate10%mediumMar 2020The Precipice (2020)
Would Misalignment Be Catastrophic?Significant risk10% → existentialmediumMar 2020The Precipice (2020)
P(AI Catastrophe)Moderate10%mediumMar 2020The Precipice (2020)
Will We Get Adequate Warning?Uncertain50%lowMar 2020The Precipice (2020)

Education

University of Melbourne

From wiki articleRead full article →

Overview

Toby Ord is a moral philosopher at Oxford University whose 2020 book "The Precipice" fundamentally shaped how the world thinks about existential risks. His quantitative estimates—10% chance of AI-caused extinction this century and 1-in-6 overall existential risk—became foundational anchors for AI risk discourse and resource allocation decisions.

Ord's work bridges rigorous philosophical analysis with accessible public communication, making existential risk concepts mainstream while providing the intellectual foundation for the effective altruism movement. His framework for evaluating humanity's long-term potential continues to influence policy, research priorities, and AI safety governance.

Risk Assessment & Influence

Risk CategoryOrd's EstimateImpact on FieldKey Insight
AI Extinction10% this centuryBecame standard anchorLargest single risk
Total X-Risk1-in-6 this centuryGalvanized movementUnprecedented danger
Natural Risks<0.01% combinedShifted focusTechnology dominates
Nuclear War0.1% extinctionPolicy discussionsCivilization threat

Field Impact: Ord's estimates influenced $10+ billion in philanthropic commitments and shaped government AI policies across multiple countries.

Links

Facts

7
People
Role / TitleSenior Research Fellow in Philosophy
Biographical
Notable ForThe Precipice; existential risk quantification; effective altruism
Wikipediahttps://en.wikipedia.org/wiki/Toby_Ord
Birth Year1979
EducationUniversity of Melbourne
General
Websitehttps://www.tobyord.com