Home›Social Biases and Group Effects›First Described Era›By Century›20th centuryBrowse By20th centuryFirst described era places a phenomenon in the period when researchers first identified it. Wikipedia notes that the list of cognitive biases "has been identified over the last six decades of research on human judgment and decision-making in cognitive science, social psychology, and behavioral economics." Browsing by era shows which phenomena come from the earliest wave of this research and which are more recent.20th centuryComments (0)Reader Challenges (0)20th centuryFilter Results99 entriesBranch of PsychologyAllCognitive Psychology (36)Educational Psychology (2)Industrial-Organizational Psychology (2)Media Psychology (2)Moral Psychology (4)Social Psychology (27)Phenomenon FamilyAllAttribution And Judgment Biases (21)Group Dynamics And Conformity Effects (15)Interpersonal Perception Effects (8)Leadership And Workplace Effects (12)Mass And Collective Behavior (14)Other Social Effects (17)Persuasion And Social Influence Techniques (5)Stereotyping And Prejudice (7)Associated PsychologistAllAlice Eagly (1)Anthony Greenwald (1)Claude Steele (1)Edward Thorndike (1)Elton Mayo (1)Fritz Heider (2)Harold Kelley (1)Henri Tajfel (1)John Darley (1)Lenore Jacobson (1)Leon Festinger (1)Melvin Lerner (1)Robert Rosenthal (1)Solomon Asch (1)Stanley Milgram (1)Type of PhenomenonAllBehavioral Phenomenon (2)Cognitive Phenomenon (41)Developmental Phenomenon (1)Emotional Phenomenon (4)Social or Interpersonal Phenomenon (56)In GroupAllAttribution And Judgment Biases (21)Group Dynamics And Conformity Effects (15)Interpersonal Perception Effects (8)Leadership And Workplace Effects (12)Mass And Collective Behavior (14)Other Social Effects (17)Persuasion And Social Influence Techniques (5)Stereotyping And Prejudice (7)BrowseCompareSelect all 99Abilene Paradox20th centuryAbusive Supervision20th centuryActor-Observer Asymmetry20th centuryActor-Observer Bias20th centuryAmity-Enmity Complex20th centuryAssembly Bonus Effect20th centuryAttractiveness Halo20th centuryAttribution (Psychology)20th centuryAttribution Bias20th centuryAuthority Bias20th centuryBen Franklin Effect20th centuryBenjamin Franklin Effect20th centuryBlack Sheep Effect20th centuryBradley Effect20th centuryBystander Apathy20th centuryBystander Effect20th centuryCassandra Complex20th centuryChameleon Effect20th centuryCollective Narcissism20th centuryConformity20th centuryDefensive Attribution Hypothesis20th centuryDeindividuation20th centuryDeviancy Amplification Spiral20th centuryDoor-in-the-Face Technique20th centuryDr. Fox Effect20th centuryEgocentric Bias20th centuryEmotional Contagion20th centuryEthnocentrism20th centuryExtrinsic Incentives Bias20th centuryFalse Consensus Effect20th centuryFalse Uniqueness Bias20th centuryFalse-Uniqueness Effect20th centuryFoot-in-the-Door Technique20th centuryFundamental Attribution Error20th centuryGlass Ceiling20th centuryGolem Effect20th centuryGroup Attribution Error20th centuryGroup Polarization20th centuryGroupshift20th centuryGroupthink20th centuryHalifax Slasher20th centuryHalo Effect20th centuryHawthorne Effect20th centuryHerd Behavior20th centuryHostile Attribution Bias20th centuryIdiosyncrasy Credit20th centuryIllusion of Transparency20th centuryIllusory Superiority20th centuryImplicit Bias20th centuryImplicit Stereotype20th centuryImpostor Phenomenon20th centuryInequity Aversion20th centuryIngratiation20th centuryIngroup Bias20th centuryIn-Group Favoritism20th centuryIntergroup Anxiety20th centuryJohn Henry Effect20th centuryJust-World Fallacy20th centuryMatthew Effect20th centuryMean World Syndrome20th centuryMisattribution of Arousal20th centuryMobbing20th centuryMoral Panic20th centuryNaive Cynicism20th centuryNaive Realism20th centuryOthello Error20th centuryOutgroup Favoritism20th centuryPeter Principle20th centuryPluralistic Ignorance20th centuryPopobawa20th centuryPratfall Effect20th centuryPretty Privilege20th centuryPygmalion Effect20th centuryPyrrhic Defeat Theory20th centuryQueen Bee Syndrome20th centuryReactive Devaluation20th centuryRingelmann Effect20th centuryRisky Shift20th centurySelf-Fulfilling Prophecy20th centurySelf-Serving Bias20th centurySexual Overperception Bias20th centurySocial Comparison Bias20th centurySocial Desirability Bias20th centurySocial Loafing20th centurySocial Projection20th centurySocial Proof20th centurySpiral of Silence20th centurySpotlight Effect20th centuryStereotype20th centuryStereotype Threat20th centuryStereotyping20th centuryThird-Person Effect20th centuryTruth Bias20th centuryUltimate Attribution Error20th centuryWeapons Effect20th centuryWerther Effect20th centuryWomen Are Wonderful Effect20th centuryWorse-Than-Average Effect20th centuryXenocentrism20th centuryComments (0)No comments yet. 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