Origin / genealogy

Insanity is doing the same thing over and over again and expecting different results

Prominent misattribution to Einstein; popularization via 1980s recovery-community and fiction use is stronger than any Einstein coinage claim, while named authorship remains incomplete.

Status: provisionalRevision: 2Reviewed: 2026-08-31Hash: sha256:fab9b8b1fa767083

Evidence roles

Earliest reported occurrence

Early-1980s recovery-community print trailAttribution investigations place early documented use in early-1980s recovery-community print; the earliest newspaper hardcopy was not independently re-inspected in this corpus.

Support: incomplete

Popularized by

Rita Mae Brown, Sudden Death (1983) and later Einstein mythPopularized in mainstream fiction by Rita Mae Brown’s 1983 novel Sudden Death, then later by unsupported Einstein attributions from around 1990.

Support: supporting

Misattributed to

Albert EinsteinCurrent evidence does not securely support coinage by Albert Einstein; major Einstein quotation references list the line as misattributed.

Support: supporting

Contested or incomplete

Named author and earliest hardcopy in this corpusThe record remains incomplete as to a named original author, and the earliest newspaper trail (early 1980s recovery-community print) was not independently re-inspected as primary hardcopy in this corpus.

Support: incomplete

Timeline

  1. Reported 1980s
    earliest reported occurrence: Early-1980s recovery-community print trail

    Attribution investigations place early documented use in early-1980s recovery-community print; the earliest newspaper hardcopy was not independently re-inspected in this corpus.

  2. 2017-03-23
    misattributed to: Albert Einstein

    Current evidence does not securely support coinage by Albert Einstein; major Einstein quotation references list the line as misattributed.

  3. 2017-03-23
    popularized by: Rita Mae Brown, Sudden Death (1983) and later Einstein myth

    Popularized in mainstream fiction by Rita Mae Brown’s 1983 novel Sudden Death, then later by unsupported Einstein attributions from around 1990.

  4. 2017-03-23
    contested incomplete: Named author and earliest hardcopy in this corpus

    The record remains incomplete as to a named original author, and the earliest newspaper trail (early 1980s recovery-community print) was not independently re-inspected as primary hardcopy in this corpus.

Sources

  • Insanity Is Doing the Same Thing Over and Over Again and Expecting Different Results

    Garson O’Toole · Quote Investigator · 2017-03-23 · secondary

    Source link · Accessed 2026-08-29

    There is no substantive evidence that Einstein wrote or spoke the statement above. … based on current evidence the saying originated in one of the twelve-step communities.

Scope and review

Search scope. Quote Investigator dossier, Snopes summary, and cited 1981 newspaper / 1983 novel trail. Did not re-inspect Knoxville News-Sentinel microfilm beyond QI.

Evidence reviewed. QI (2017) on early-1980s recovery-community trail and Rita Mae Brown 1983; Ultimate Quotable Einstein misattribution listing via QI.

This revision supersedes revision 1.

  • 2026-08-31: Added earliest-reported early-1980s recovery-community occurrence and rebound the index earliest milestone from popularization to that reported occurrence.

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