Arcesilaus

3rd-century BC Greek Hellenistic philosopher

  • Fame54.6
  • Momentum6.5
  • Wikipedia1.6K
Source-basedRising
Lived -315–-240, aged 75Turkey
  • Wikipedia
    43 languages
    Cross-language footprint
  • Era
    -315–-240
    Aged 75
Summary
Updated 2026-06-09

He took Plato's academy and turned it inside out. Arcesilaus made doubt the method, insisting the senses couldn't deliver truth — a position that put him in direct collision with the Stoics, who claimed certainty was possible.

Biography

About

Arcesilaus became the sixth scholarch of the Platonic Academy around 264 BC, succeeding Crates of Athens. In Athens he encountered Timon of Phlius, a Pyrrhonist whose skepticism appears to have pushed Arcesilaus toward a radical shift: he became the first Academic to adopt philosophical skepticism, doubting the senses' power to discover truth about the world, though possibly still believing truth existed. This inaugurated what's called the Second or Middle or New Academy — the skeptical phase. His chief opponent was Zeno of Citium, founder of Stoicism, whose doctrine of katalepsis held that re…

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Fame
Rising
54.6
Composite of search demand, mentions, audience & graph footprint.
Score components
Momentum6.5
Historical21.9
Now attention30.0
Source confidence60.0
Completeness70.0
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Sources

  • Wikipedia
    wikipedia · en.wikipedia.org
    High confidence
  • Wikidata
    wikidata · wikidata.org
    High confidence
  • Pantheon 2.0
    database · pantheon.world
    High confidence