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I.J. Good

British mathematician, cryptologist, and statistician who worked alongside Alan Turing at Bletchley Park to break the Enigma cipher. In 1965 he published 'Speculations Concerning the First Ultraintelligent Machine,' introducing the concepts of intelligence explosion and ultraintelligent machines, making him one of the foundational thinkers in AI safety.

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Oct 15

The concept of the technological singularity was first proposed by mathematician I.J. Good in 1965 and later popularized by Ray Kurzweil and others; it refers to the critical point at which artificial intelligence surpasses human intelligence and technological development enters an unpredictable and irreversible phase.

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Sep 18

The concept of recursive self-improvement (RSI) was first proposed by AI safety researcher I.J. Good in 1965, who called it an intelligence explosion.

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Sep 12

I.J. Good envisioned that once an ultraintelligent machine existed, it could design even better machines, thereby triggering an exponential growth of intelligence.

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Aug 20

The concept of intelligence explosion was later further popularized by Ray Kurzweil's "technological singularity" theory.

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