Dan Ariely

predictablyirrational.com · Personal blog · on HN since 2008

Dan Ariely, a behavioral economist and author of Predictably Irrational, writes about irrational decision making, pricing, and procrastination.

What HN saysCommenters recommend his book and posts as interesting accounts of how people act irrationally, citing his deadline experiment and a post on benign manipulation.
20HN people shared it
10linked it in comments
14stories submitted
295story points
17 years agolast shared
2008people per year2026

Most-shared posts

  1. 1
    Homepage
    4 people · first shared 2008
  2. 2
    Zero as a special price: The true value of free products
    2 people · 2 points · first shared 2008 · discussion on HN
  3. 3
    Procrastination, deadlines & performance (pdf,128Kb)
    2 people · 1 points · first shared 2009 · discussion on HN
  4. 4
    Post 235
    2 people · first shared 2010
  5. 5
    What boyfriends and girlfriends search for on Google
    1 people · 262 points · first shared 2010 · 97 comments on HN
  6. 6
  7. 7
    Dan Ariely's take on the NY Times Pay Wall
    1 people · 2 points · first shared 2010 · discussion on HN
  8. 8
    What’s the Value of a Big Bonus?
    1 people · 2 points · first shared 2008 · discussion on HN
  9. 9
    Silver, Bronze & Regret
    1 people · 2 points · first shared 2008 · discussion on HN
  10. 10
    The long-term effects of short-term emotions
    1 people · 2 points · first shared 2010 · discussion on HN
  11. 11
    The Internet and Self-Control: An App To the Rescue
    1 people · 1 points · first shared 2010 · discussion on HN
  12. 12
    Why are people against the bailout - revenge?
    1 people · 1 points · first shared 2008 · 7 comments on HN
  13. 13
    3 main lessons of Psychology
    1 people · 1 points · first shared 2008 · discussion on HN
  14. 14
  15. 15
    A Prada overnight bag
    1 people · 1 points · first shared 2008 · discussion on HN

What HN people wrote when they linked it

bkbleikamp · 2009-12-22
If you've never read the book Predictably Irrational there is an interesting chapter regarding a professor who performed an experiment with deadlines for his 3 papers due in the semester. [simplified] Class 1: Set your own deadlines Class 2: Strict deadlines from the professor Class 3: No deadlines Guess who performed best? Strict deadlines. [edit] Also, I highly recommend the book : http://www.predictablyirrational.com/
makmanalp · 2010-03-29
Predictably Irrational by Dan Ariely: http://www.predictablyirrational.com/ Interesting book on why people act irrationally.
barrkel · 2010-03-20
Not all manipulation is evil - on the contrary, all sorts of everyday manipulation is entirely benign and positive in nature. See e.g. http://www.predictablyirrational.com/?p=235
hkuo · 2010-03-20
I saw this subject mentioned in Dan Ariely's Ted Talks. Here's his specific blog post about the subject. It would clearly work. http://www.predictablyirrational.com/?p=235
ZeroGravitas · 2009-04-14
It's a bit of a misleading title, it's not all about procrastination and it's not much of a howto either. It's about how you can do many things better than standard economics would indicated if you take into account the irrationality of human beings. For example, everyone leaves reports to the last minute. Commiting to earlier deadlines makes no sense to a 'rational' human being, but can help actual human beings. Here's a link to his research paper on this topic: http://www.predictablyirrational.com/pdfs/deadlines.pdf And his book site: http://www.predictablyirrational.com/
cschwarm · 2008-12-30
Note the homepage for the book: http://www.predictablyirrational.com/ has a 'reseach' section where you can download many if not all of the original papers.
jdietrich · 2010-01-08
No. It's a solution in search of a problem. There are plenty of businesses that would like to receive micropayments, but time after time customers have rejected them. Even if you somehow created a system that was absolutely seamless and required zero effort on the part of the user, you'd still have to convince people that they actually want to make micropayments. The trouble is that if you set a price that is very nearly free then you are inevitably competing with actually really free. Dan Ariely's research has shown that customers massively overvalue anything free. Customers overwhelmingly prefer a free good to a good at any price, even when there is a significant difference in quality. No experimenter thus far has managed to break this natural gravity towards free in preference to any price. Add in the inevitable friction of the act of payment and you've got an overwhelming barrier to entry that without fail drives the mass of the market towards free alternatives. There have been a litany of failed micropayment services, all of whom failed for the same reason - rather than doing the Agile thing and finding out what the customer wanted, they tried to impose a 'great idea' on a market that has consistently rejected it. Why exactly are you going to succeed where dozens have failed? What are you going to do differently? http://www.predictablyirrational.com/pdfs/zerofree.pdf http://www.shirky.com/writings/fame_vs_fortune.html
datums · 2009-08-25
The book predictably irrational discusses the placebo effect on surgery. http://www.predictablyirrational.com/pdfs/Placebo1.pdf Very interesting results.
ChaitanyaSai · 2008-12-11

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