Later reports leave Democritus and Leucippus under a joint atomist heading that this catalog does not pretend to unpick
The public atomist heading is joint or prior with Leucippus as later printed. Democritus’s documented role is: He is not hereby proved the sole author, nor is Leucippus deleted. In the causal graph this event strengthens Political Polarization, a driver that weakens Having a say in government — a worsening welfare path.
Read the full account
The public atomist heading is joint or prior with Leucippus as later printed. Democritus’s documented role is: He is not hereby proved the sole author, nor is Leucippus deleted. The joint file is the instrument. Later editors, printers, and excavators remain named where they appear. Democritus's documented role is: He is not hereby proved the sole author, nor is Leucippus deleted. The joint file is the instrument.
Context
Fifth-century Ionia/Abdera as received. Named others on the file: Leucippus; later doxographers. The public setting is the file around -0435-01-01. The instrument stays Later reports leave Democritus and Leucippus under a joint atomist heading that this catalog does not pretend to unpick. The setting of Later reports leave Democritus and Leucippus under a joint atomist heading that this catalog does not pretend to unpick is the public file around -0435-01-01. Driver political-polarization is attached because the significance names a mechanism from this act, not because a standing list needed coverage.
That reading is an impact-path choice, not a property stored on the Fact itself.
Why it matters
Identity-file opacity, not a duel. Welfare reading worsening. Lag to any modern indicator is not treated as zero. This path is attached because the mechanism is named from this act, not because a driver list needed coverage. The welfare reading on this path is worsening.
Shared responsibility is part of Later reports leave Democritus and Leucippus under a joint atomist heading that this catalog does not pretend to unpick. Naming Democritus does not delete co-authors, institutions, or later transmitters. The lag from -0435-01-01 to any measured indicator is not treated as zero. Alternative explanations — weather, other armies, later statutes, or independent cultural change — remain live where the sources do not close them.
Who was responsible
Contribution type and responsibility level for each recorded actor — not sole-author shorthand.
Democritus
PersonDirect responsibility
responsibility level 0.32 · verified
He is not hereby proved the sole author, nor is Leucippus deleted. The joint file is the instrument.
What changed
Fact → Driver → Indicator. Relationship strength orders the paths; it is not the observed indicator movement.
- FactLater reports leave Democritus and Leucippus under a joint atomist heading that this catalog does not pretend to unpick
- strengthensDriverPolitical Polarization
- weakensIndicators (2)Having a say in government
impact weight 0.3 · Effect from 1 January 435 · verified
Weakens · Relationship strength 0.14 (weight 0.3 × strength 0.45)
Observed
29.8% of population aged 16-65 years · 8.13 below the normal line (2023)
Worse than normalTwo readings: 30.2% of population aged 16-65 years (2021) and 29.8% of population aged 16-65 years (2023).
20212023 Above normal = better
Strengthens · Relationship strength 0.14 (weight 0.3 × strength 0.45)
Observed
43.9 Score · 43.9 above the normal line (2024)
Worse than normal26 readings, 1996–2024: rose from 43 Score to 43.9 Score.
Normal is zero · any amount = worse
Evidence
The sources behind this fact and its verification state.
- 1.Stanford Encyclopedia of Philosophy — LeucippusStanford Encyclopedia of Philosophy · High credibility · verified
- 2.Stanford Encyclopedia of Philosophy — DemocritusStanford Encyclopedia of Philosophy · High credibility · verified
What the sources establish
SEP entries on both names independently flag the separation problem. Official: Stanford Encyclopedia of Philosophy — Leucippus (https://plato.stanford.edu/entries/leucippus/ (opens in a new tab); Stanford Encyclopedia of Philosophy). Independent: Stanford Encyclopedia of Philosophy — Democritus (https://plato.stanford.edu/entries/democritus/ (opens in a new tab); Stanford Encyclopedia of Philosophy). The two URLs are different pages. Where the carrier is a later edition or a received narrative, that limit is stated rather than upgraded to an autograph. Official carrier: Stanford Encyclopedia of Philosophy — Leucippus (https://plato.stanford.edu/entries/leucippus/ (opens in a new tab); Stanford Encyclopedia of Philosophy). Independent carrier: Stanford Encyclopedia of Philosophy — Democritus (https://plato.stanford.edu/entries/democritus/ (opens in a new tab); Stanford Encyclopedia of Philosophy).
Not established: a unique coefficient assigning every fragment to one man. Established: a sourced public record of Later reports leave Democritus and Leucippus under a joint atomist heading that this catalog does not pretend to unpick under -0435-01-01.
If a number is not in the two records named above, it is not supplied here.
Later competitions, monuments, translations, UNESCO listings, museums, and adaptations are not converted into extra lifetime acts.
Confidence is stated on the impact path, not hidden in adjectives. Mixed effects of Later reports leave Democritus and Leucippus under a joint atomist heading that this catalog does not pretend to unpick are separate paths.
Causal path
How this event connects to drivers and indicators in the graph.
- ActorDemocritus
- contributed toFactLater reports leave Democritus and Leucippus under a joint atomist heading that this catalog does not pretend to unpick
- strengthensDriverPolitical Polarization
- weakensIndicatorHaving a say in government
Cite this page
Factrail. (2026). Later reports leave Democritus and Leucippus under a joint atomist heading that this catalog does not pretend to unpick. Factrail. https://factrail.ai/facts/dem-leucippus-joint
https://factrail.ai/facts/dem-leucippus-joint
Accessed 17 October 2026.
By the Factrail desk · Method: how we source and score · Last reviewed
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