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On 1 July 1858 Darwin's and Wallace's papers are read jointly at the Linnean Society as a dated co-priority event

On 1 July 1858 Darwin's extracts and Wallace's paper were read jointly at the Linnean Society. The instrument is that dated co-priority reading, not the November 1859 book as a duplicate. In the causal graph this event strengthens Digital Learning Access, a driver that weakens Learning Poverty Rate (low- and middle-income countries) — an improving welfare path.

Read the full account

On 1 July 1858 Darwin's extracts and Wallace's paper were read jointly at the Linnean Society. The instrument is that dated co-priority reading, not the November 1859 book as a duplicate. Charles Darwin's documented role is: Lyell and Hooker arranged the reading. Wallace's Ternate letter is his. Darwin's extracts are his. Neither man was in the room as later told.

Context

Wallace is the named co-author of the idea's first public pairing. Lyell and Hooker arranged. Sharing them is required. The setting of On 1 July 1858 Darwin's and Wallace's papers are read jointly at the Linnean Society as a dated co-priority event is the public file around 1858-07-01. Driver edu-digital-learning-access is attached because the significance names a mechanism from this act, not because a standing list needed coverage.

Shared responsibility is part of On 1 July 1858 Darwin's and Wallace's papers are read jointly at the Linnean Society as a dated co-priority event. Naming Charles Darwin does not delete co-authors, institutions, or later transmitters. The lag from 1858-07-01 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.

Why it matters

Improving path from On 1 July 1858 Darwin's and Wallace's papers are read jointly at the Linnean Society as a dated co-priority event on 1858-07-01. A joint public reading of natural selection is an education path of high weight. Wallace is named, not erased. The welfare reading on this path is improving.

Who was responsible

Contribution type and responsibility level for each recorded actor — not sole-author shorthand.

  • Charles Darwin

    Person

    Direct responsibility

    responsibility level 0.56 · verified

    Lyell and Hooker arranged the reading. Wallace's Ternate letter is his. Darwin's extracts are his. Neither man was in the room as later told.

What changed

Fact → Driver → Indicator. Relationship strength orders the paths; it is not the observed indicator movement.

Evidence

The sources behind this fact and its verification state.

Verified2 sources on file
  1. 1.Linnean Society — 1858 Darwin and WallaceThe Linnean Society of London · High credibility · verified
  2. 2.Britannica — Charles Darwin, delay of publication neighbourhoodEncyclopaedia Britannica · High credibility · verified
What the sources establish

Official locator: Linnean Society — 1858 Darwin and Wallace at https://www.linnean.org/the-society/history-of-science/1858-darwin-and-wallace (opens in a new tab) (The Linnean Society of London). Independent locator: Britannica — Darwin, 1858 joint papers neighbourhood at https://www.britannica.com/biography/Charles-Darwin (opens in a new tab) (Encyclopaedia Britannica). Official carrier: Linnean Society — 1858 Darwin and Wallace (https://www.linnean.org/the-society/history-of-science/1858-darwin-and-wallace (opens in a new tab); The Linnean Society of London). Independent carrier: Britannica — Darwin, 1858 joint papers neighbourhood (https://www.britannica.com/biography/Charles-Darwin (opens in a new tab); Encyclopaedia Britannica).

Established: a sourced public record of On 1 July 1858 Darwin's and Wallace's papers are read jointly at the Linnean Society as a dated co-priority event under 1858-07-01 for Charles Darwin. Established: a sourced public record of On 1 July 1858 Darwin's and Wallace's papers are read jointly at the Linnean Society as a dated co-priority event under 1858-07-01.

Later competitions, monuments, translations, UNESCO listings, museums, and adaptations are not converted into extra lifetime acts.

If a number is not in the two records named above, it is not supplied here.

Confidence is stated on the impact path, not hidden in adjectives. Two instruments. Mixed effects of On 1 July 1858 Darwin's and Wallace's papers are read jointly at the Linnean Society as a dated co-priority event are separate paths.

That reading is an impact-path choice, not a property stored on the Fact itself.

Causal path

How this event connects to drivers and indicators in the graph.

  1. ActorCharles Darwin
  2. contributed toFactOn 1 July 1858 Darwin's and Wallace's papers are read jointly at the Linnean Society as a dated co-priority event
  3. strengthensDriverDigital Learning Access
  4. weakensIndicatorLearning Poverty Rate (low- and middle-income countries)

Cite this page

Factrail. (2026). On 1 July 1858 Darwin's and Wallace's papers are read jointly at the Linnean Society as a dated co-priority event. Factrail. https://factrail.ai/facts/dar-linnean-1858

https://factrail.ai/facts/dar-linnean-1858

Accessed 16 October 2026.

By the Factrail desk · Method: how we source and score · Last reviewed

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