Predictably Irrational: Difference between revisions
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Created page with "{{Insert top}}{{Insert quote panel | {{Predictably Irrational/random quote}} }} == Introduction == {{Infobox book | name = Predictably Irrational | image = predictably-irrational-dan-ariely.jpg | full_title = ''Predictably Irrational: The Hidden Forces That Shape Our Decisions'' | author = Dan Ariely | country = United States | language = English | subject = Behavioral..." |
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| website = [https://predictablyirrational.com predictablyirrational.com]
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📘 '''''Predictably Irrational''''' distills Dan Ariely’s behavioral-economics experiments into a narrative about the hidden, repeatable patterns behind everyday decision errors.<ref name="NewYorker2008">{{cite news |title=What Was I Thinking? |url=https://www.newyorker.com/magazine/2008/02/25/what-was-i-thinking-reason-irrationality |work=The New Yorker |date=17 February 2008 |access-date=8 November 2025 |last=Kolbert |first=Elizabeth}}</ref> Through vivid demonstrations—from anchoring bids with arbitrary numbers to the “cost of zero” and the endowment effect—it shows how prices, expectations, social norms, and arousal steer judgment in reliable ways.<ref name="NewYorker2008" /> Written for general readers, it pairs anecdote-rich prose with chapter-length investigations that connect lab findings to everyday choices.<ref name="PW2008">{{cite web |title=Predictably Irrational: The Hidden Forces That Shape Our Decisions |url=https://www.publishersweekly.com/9780061353239 |website=Publishers Weekly |publisher=PWxyz, LLC |access-date=8 November 2025}}</ref> Ariely’s central lesson is that irrationality is systematic; once recognized, its patterns can be anticipated and sometimes designed around.<ref name="PIsite">{{cite web |title=Predictably Irrational |url=https://predictablyirrational.com/ |website=Predictably Irrational |publisher=Dan Ariely |access-date=8 November 2025}}</ref> The book became a New York Times bestseller.<ref name="PIsite" /> HarperCollins later issued a revised and expanded edition on 27 April 2010.<ref name="HC2010">{{cite web |title=Predictably Irrational, Revised and Expanded Edition |url=https://www.harpercollins.com/products/predictably-irrational-revised-and-expanded-edition-dan-ariely |website=HarperCollins |publisher=HarperCollins |access-date=8 November 2025}}</ref> Its ideas also reached television: NBC’s drama *The Irrational* (2023) is inspired by Ariely’s book.<ref name="Deadline2021">{{cite news |title=NBC Nabs ‘The Irrational’ Drama From Arika Lisanne Mittman Inspired By Dan Ariely’s Book As Put Pilot |url=https://deadline.com/2021/11/the-irrational-nbc-drama-arika-lisanne-mittman-dan-ariely-mark-goffman-put-pilot-1234882366/ |work=Deadline |date=30 November 2021 |access-date=8 November 2025 |last=Andreeva |first=Nellie}}</ref>
== Chapter summary ==
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🍺 '''13 – Beer and free lunches : what is behavioral economics, and where are the free lunches?.'''
== Background & reception ==
🖋️ '''Author & writing'''. Ariely is a James B. Duke Professor at Duke University’s Fuqua School of Business and a founding member of the Center for Advanced Hindsight, grounding the book in an academic program of behavioral research.<ref name="DukeFuqua">{{cite web |title=Dan Ariely |url=https://www.fuqua.duke.edu/faculty/dan-ariely |website=Duke's Fuqua School of Business |publisher=Duke University |access-date=8 November 2025}}</ref> He traces his motivation to months of recovery from severe burn injuries, where painful daily treatments sparked a career-long focus on how people experience pain and make choices under stress.<ref name="AboutDan">{{cite web |title=About Dan |url=https://danariely.com/all-about-dan/ |website=Dan Ariely |publisher=Dan Ariely |access-date=8 November 2025}}</ref> The book adopts plain language by design and uses personal anecdotes to translate experiments for non-specialists.<ref name="AboutDan" /> Many chapters pivot on concrete demonstrations—anchoring with arbitrary numbers, “free” vs. priced options, and expectation effects—before generalizing to everyday decisions.<ref name="NewYorker2008" /> The first edition was published by Harper in 2008 as a 280-page hardcover.<ref name="OCLC182521026" /> A revised and expanded edition followed in 2010.<ref name="HC2010" />
📈 '''Commercial reception'''. Ariely’s official site describes the book as a New York Times bestseller, positioning it among the decade’s mainstream behavioral-science hits.<ref name="PIsite" /> HarperCollins released a revised and expanded edition on 27 April 2010, signaling sustained demand.<ref name="HC2010" /> The official page also lists numerous international editions across Europe, Asia, and Latin America, indicating broad translation and rights activity.<ref name="PIsite" />
👍 '''Praise'''. *The New Yorker* highlighted the book as “a taxonomy of financial folly,” praising memorable experiments that make biases tangible (anchoring and the endowment effect among them).<ref name="NewYorker2008" /> *Publishers Weekly* noted the engaging blend of psychology and economics and cited accessible examples such as placebo and price effects.<ref name="PW2008" /> In the *San Francisco Chronicle* (SFGate), William S. Kowinski called several experiments “eye-opening” and found the conversational style well-suited to a wide readership.<ref name="SFGate2008">{{cite news |title=Economist finds we're 'Predictably Irrational' |url=https://www.sfgate.com/books/article/Economist-finds-we-re-Predictably-Irrational-3288161.php |work=SFGate |date=13 April 2008 |access-date=8 November 2025 |last=Kowinski |first=William S.}}</ref> NPR coverage likewise emphasized how the book explains invisible forces—emotions, expectations, social norms—that systematically shape everyday choices.<ref name="NPR2008">{{cite news |title=Dissecting People's 'Predictably Irrational' Behavior |url=https://www.wlrn.org/npr-breaking-news/2008-02-21/dissecting-peoples-predictably-irrational-behavior |work=WLRN (NPR) |date=21 February 2008 |access-date=8 November 2025}}</ref>
👎 '''Criticism'''. *The Economist*’s Free Exchange blog found the book “frustrating,” questioning some interpretations of laboratory results.<ref name="Economist2008">{{cite news |title=Unexpectedly inane |url=https://www.economist.com/free-exchange/2008/02/21/unexpectedly-inane |work=The Economist |date=21 February 2008 |access-date=8 November 2025}}</ref> Columbia University’s Statistical Modeling blog argued that labeling the allure of “free” as irrational can be overstated and cautioned about over-generalizing from student samples.<ref name="StatModeling2008">{{cite web |title=Book review: Predictably Irrational |url=https://statmodeling.stat.columbia.edu/2008/03/31/book_review_pre/ |website=Statistical Modeling, Causal Inference, and Social Science |publisher=Columbia University |date=31 March 2008 |access-date=8 November 2025}}</ref> SFGate similarly warned that many demonstrations rely on university participants and may not capture broader populations, even while finding the core message useful.<ref name="SFGate2008" /> Separately, later scrutiny of some Ariely co-authored studies on dishonesty led to a 2021 retraction; a 2024 report, as described by Ariely, said falsified data had been used but found no evidence he knowingly used fake data, a controversy that has colored discussion of his popular works.<ref name="NewYorker2023">{{cite news |title=They Studied Dishonesty. Was Their Work a Lie? |url=https://www.newyorker.com/magazine/2023/10/09/they-studied-dishonesty-was-their-work-a-lie |work=The New Yorker |date=30 September 2023 |access-date=8 November 2025 |last=Lewis-Kraus |first=Gideon}}</ref><ref name="BI2024">{{cite news |title=Dan Ariely Says His Fraud Investigation Is Over. Now What? |url=https://www.businessinsider.com/dan-ariely-duke-fraud-investigation-2024-2 |work=Business Insider |date=22 February 2024 |access-date=8 November 2025 |last=Hamilton |first=Isobel}}</ref>
🌍 '''Impact & adoption'''. The book’s concepts have been taught widely: recent university syllabi in behavioral economics at UC Davis and MIT assign or recommend *Predictably Irrational* alongside canonical texts.<ref name="UCDavis2024">{{cite web |title=Introduction to Behavioral Economics — Spring 2024 Syllabus |url=https://kiesel.ucdavis.edu/BehEcon_syllabus_spring2024.pdf |website=UC Davis |publisher=University of California, Davis |date=1 April 2024 |access-date=8 November 2025}}</ref><ref name="MIT1413">{{cite web |title=14.13 Psychology and Economics — Spring 2022 Syllabus |url=https://economics.mit.edu/sites/default/files/inline-files/14.13%20Syllabus%20Spring%202022.pdf |website=MIT Economics |publisher=Massachusetts Institute of Technology |date=2022 |access-date=8 November 2025}}</ref> Media interest has remained high: NPR covered the book’s release in 2008,<ref name="NPR2008" /> and NBC’s *The Irrational* (premiered 25 September 2023) brought Ariely-style cases to prime-time audiences.<ref name="Deadline2021" />
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