{
  "title": "Prisoner's dilemma source timeline",
  "description": "Dated events in the early history of the prisoner's dilemma, one row per event, each with its own source and the level at which that source was read (as recounted by the SEP, bibliographic record only, or abstract only). Tucker's talk is not dated in the history section of the SEP entry and has no year. Compiled 2026-10-31. License CC BY 4.0 (facts and arrangement; no text reproduced from the SEP).",
  "license": "CC BY 4.0",
  "license_url": "https://creativecommons.org/licenses/by/4.0/",
  "creator": "Puzzles, Charts & Dilemmas",
  "page": "https://puzzleschartsanddilemmas.com/dilemmas/prisoners-dilemma/",
  "derived_from": [
    "Steven Kuhn, Prisoner's Dilemma, Stanford Encyclopedia of Philosophy (substantive revision 2025-10-24), https://plato.stanford.edu/entries/prisoner-dilemma/ (facts paraphrased, no text reproduced), introduction and bibliography",
    "Crossref record for Tucker and Straffin (1983), https://doi.org/10.2307/3027092 (bibliographic record only)",
    "American Economic Association abstract page for Dal Bó (2005), https://www.aeaweb.org/articles?id=10.1257/000282805775014434 (abstract only)"
  ],
  "method": "Compiled by Puzzles, Charts & Dilemmas from the data listed",
  "data_credit": [
    "Steven Kuhn, Prisoner's Dilemma, Stanford Encyclopedia of Philosophy (substantive revision 2025-10-24), https://plato.stanford.edu/entries/prisoner-dilemma/ (facts paraphrased)"
  ]
}