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Judea Pearl

Judea Pearl

AI pioneer who developed Bayesian networks and the science of cause and effect

4 September 1936 United States Verified by our editors
Age
90 yrs
Birthday in 302 days
Works listed
3
Book
Honours
3
Most recent 2012
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Judea Pearl is an Israeli-American computer scientist at UCLA who developed Bayesian networks for reasoning under uncertainty and a mathematical theory of causality. His work is used in AI, medicine and the social sciences, and he received the Turing Award in 2011.

Biography

Early life

Pearl was born in Tel Aviv, grew up in Bnei Brak and studied electrical engineering at the Technion. He moved to the United States, earning a PhD at the Polytechnic Institute of Brooklyn in 1965, and worked on superconducting memory before joining UCLA in 1970.

Bayesian networks

In the 1980s Pearl showed how to represent uncertain knowledge as networks of variables with probabilities, and how to update beliefs efficiently as evidence arrives. Bayesian networks transformed AI, which had relied on rigid rules, and are used in diagnosis, spam filtering and speech recognition.

Causality

He then developed a calculus of causation, including “do-calculus” and causal diagrams, which lets researchers distinguish correlation from cause using data. His books Causality (2000) and The Book of Why (2018) brought these ideas to scientists and the public.

Daniel Pearl Foundation

His son, the journalist Daniel Pearl, was murdered by terrorists in Pakistan in 2002. Judea Pearl and his family founded the Daniel Pearl Foundation to promote dialogue across cultures.

Timeline

  1. 1936

    Born in Tel Aviv, Mandatory Palestine

  2. 1965

    PhD from the Polytechnic Institute of Brooklyn

  3. 1970

    Joins UCLA

  4. 1988

    Probabilistic Reasoning in Intelligent Systems

  5. 2000

    Causality published

  6. 2002

    Founds the Daniel Pearl Foundation

  7. 2011

    Turing Award

  8. 2018

    The Book of Why

Notable works

  • 1988

    Probabilistic Reasoning in Intelligent Systems Book

  • 2000

    Causality Book

  • 2018

    The Book of Why Book

    With Dana Mackenzie.

Awards and honours

  • Benjamin Franklin Medal

    2008

  • Turing Award

    2011

  • Harvey Prize

    2012

Did you know?

  1. 1

    He has argued that today’s AI needs to understand cause and effect to reach human-level intelligence.

  2. 2

    Bayesian networks are named after the 18th-century mathematician Thomas Bayes.

  3. 3

    His son Daniel was a Wall Street Journal reporter.

Connections

Frequently asked

Who is Judea Pearl?

Judea Pearl is an Israeli-American computer scientist at UCLA who developed Bayesian networks for reasoning under uncertainty and a mathematical theory of causality. His work is used in AI, medicine and the social sciences, and he received the Turing Award in 2011.

How old is Judea Pearl?

Judea Pearl is 90 years old, born on 4 September 1936 in Tel Aviv, Mandatory Palestine.

Where is Judea Pearl from?

Judea Pearl was born in Tel Aviv, Mandatory Palestine.

What is Judea Pearl known for?

Judea Pearl is best known for Bayesian networks; causal inference; The Book of Why; Turing Award 2011.

What awards has Judea Pearl received?

Notable honours include Benjamin Franklin Medal (2008), Turing Award (2011), Harvey Prize (2012).

References

  1. Judea Pearl — Wikipedia. Wikipedia. Retrieved 4 November 2026.
  2. Judea Pearl — Britannica. Encyclopaedia Britannica. Retrieved 4 November 2026.
  3. Judea Pearl — Goodreads author page. Goodreads. Retrieved 4 November 2026.
  4. Official website. bayes.cs.ucla.edu. Retrieved 4 November 2026.
  5. Judea Pearl (Q92824) — structured data. Wikidata. Retrieved 4 November 2026.

Includes material from the Wikipedia article “Judea Pearl”, licensed under CC BY-SA 4.0. That text is available under the same licence. Learn more

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“Judea Pearl.” TrackFame, last updated 5 November 2026. https://trackfame.com/person/judea-pearl

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