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    The Knowledge Illusion book cover

    The Knowledge Illusion by Steven Sloman & Philip Fernbach Summary

    The Knowledge Illusion
    Steven Sloman & Philip Fernbach
    5 (1 Reviews)
    PsychologyScienceSociety
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    Overview of The Knowledge Illusion

    Think you know how your mind works? "The Knowledge Illusion" shatters that belief, revealing how little we actually understand. Endorsed by Harvard's Steven Pinker as "filled with insights," this eye-opening exploration shows why The Economist calls it essential reading in our era of partisan bubbles.

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    「The Knowledge Illusion」のベストクォート

    “

    The brain evolved not to store every detail but to support effective action by extracting deeper principles that help us recognize how new situations resemble past ones.

    ”
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    『The Knowledge Illusion』は単なる本ではありません—Psychologyのマスタークラスです。あなたに最適な方法でレッスンを吸収できるよう、5つのユニークな学習モードを用意しています。深く考える人も、素早く学ぶ人も、物語が好きな人も、あなたのスタイルに合ったモードがあります。

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    『The Knowledge Illusion』の核心的なアイデアを分かりやすいポイントに分解し、革新的なチームがどのように創造、協力、成長するかを理解します。

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    『The Knowledge Illusion』を素早い記憶のヒントに凝縮し、率直さ、チームワーク、創造的な回復力の主要原則を強調します。

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    "I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

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    "Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

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    "Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

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    "Reading used to feel like a chore. Now it’s just part of my lifestyle."

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    "Feels effortless compared to reading. I’ve finished 6 books this month already."

    @djmikemoore
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    "BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

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    "The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

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    "Makes me feel smarter every time before going to work"

    @Cashflowbubu
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    DiscordLinkedIn
    注目の書籍要約
    Crucial ConversationsThe Perfect MarriageInto the WildNever Split the DifferenceAttachedGood to GreatSay Nothing
    人気のカテゴリ
    Self HelpCommunication SkillRelationshipMindfulnessPhilosophyInspirationProductivity
    著名人の読書リスト
    Elon MuskCharlie KirkBill GatesSteve JobsAndrew HubermanJoe RoganJordan Peterson
    受賞作品コレクション
    Pulitzer PrizeNational Book AwardGoodreads Choice AwardsNobel Prize in LiteratureNew York TimesCaldecott MedalNebula Award
    注目のトピック
    ManagementAmerican HistoryWarTradingStoicismAnxietySex
    年別ベストブック
    2025 Best Non Fiction Books2024 Best Non Fiction Books2023 Best Non Fiction Books
    学習ツール
    Knowledge VisualizerAI Podcast Generator
    注目の著者
    Chimamanda Ngozi AdichieGeorge OrwellO. J. SimpsonBarbara O'NeillWinston ChurchillCharlie Kirk
    BeFreed vs 他のアプリ
    BeFreed vs. Other Book Summary AppsBeFreed vs. ElevenReaderBeFreed vs. ReadwiseBeFreed vs. Anki
    情報
    会社概要arrow
    料金arrow
    よくある質問arrow
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    BeFreed
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    © 2026 BeFreed
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    重要なポイント

    1

    The Knowledge Illusion: Why We Think We Know More Than We Do

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    Have you ever confidently explained how a toilet works, only to realize midway through that you have no idea where the water actually goes? Or tried drawing a bicycle from memory, despite riding one for years, and failed to correctly place the pedals and chain? These everyday examples reveal a profound truth about human cognition: we believe we understand the world far more thoroughly than we actually do. This phenomenon - the knowledge illusion - shapes everything from our personal decisions to our political discourse, and it stems from a fundamental misunderstanding of how our minds actually work. Our minds didn't evolve to store vast amounts of information. Thomas Landauer, a pioneer in cognitive science, calculated that the total information content of human memory is approximately one gigabyte - a tiny fraction of what a modern laptop can store. This seems implausibly small until we recognize that the human mind doesn't function like a warehouse of information. Instead, we succeed as thinkers because knowledge surrounds us - in other people, in objects themselves, and increasingly in technology.

    2

    The Community of Knowledge: Our Cognitive Safety Net

    3

    The Illusion of Understanding: Why We Overestimate What We Know

    4

    Causal Reasoning: The Engine of Human Thought

    5

    Technology and the Extended Mind

    6

    Making Better Decisions in a Complex World

    7

    Embracing Our Ignorance, Improving Our Communities