Emanuel Derman

@EmanuelDerman

My Life As A Quant; Models.Behaving.Badly; Professor, Columbia University.

New York City
emanuelderman.com
Joined April 2011
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  1. Pinned Tweet
    6 Mar 2017

    Human affairs

    16 replies 197 retweets 371 likes
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  2. 7 hours ago

    Trump is a Mobius strip: the unconscious inside and the conscious outside mesh seamlessly and shamelessly

    1 reply 3 retweets 17 likes
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  3. Dec 20

    Powell is the gingerbread man and the market is the fox.

    1 reply 1 retweet 11 likes
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  4. Dec 20

    Carlo Rovelli on Science

    4 replies 11 retweets 30 likes
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  5. Dec 20

    Is There an Optimal Diet for Humans? And is there an optimal form of exercise?

    5 replies 1 retweet 13 likes
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  6. Dec 19

    Bill & Melinda Gates Foundation wanted a graphene-enhanced condom to help prevent Aids.

    1 retweet 4 likes
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  7. Dec 19

    On volatility

    1 retweet 11 likes
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  8. Dec 18

    Funny that the only truly reliable random number generators for the mental world are actual physical processes.

    1 reply 5 retweets 6 likes
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  9. Dec 18

    All volatility comes from humans. Everything else behaves the way it’s supposed to.

    6 replies 19 retweets 64 likes
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  10. Dec 17

    Consider the universe from the big bang to the moment before life started. What does it mean to say that some event happen by chance during that period?

    17 replies 7 retweets 26 likes
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  11. Dec 17

    "We find that the use of trust-related words is connected to inefficient investment decisions and poor operating performance."

    2 retweets 12 likes
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  12. Dec 17

    In finance as in nutrition, it's hard to tell cranks from experts because everyone wants a simple rule.

    2 replies 4 retweets 18 likes
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  13. Dec 17

    The one good line: "“Utility” is to economics what “phlogiston” once was to chemistry."

    3 replies 4 retweets 18 likes
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  14. Retweeted
    Dec 15

    When water flows so smoothly it looks solid. This effect is called Laminar flow.

    52 replies 1,962 retweets 6,240 likes
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  15. Dec 14

    "Music is an unconscious exercise in metaphysics in which the mind doesn’t know that it is philosophizing” Leibniz

    9 retweets 35 likes
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  16. Dec 14

    Will let you know where the hyphen goes

    2 replies 1 retweet 24 likes
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  17. Retweeted
    Nov 28

    As a professional gambler, I thought I was estimating "true probabilities" of outcomes. This was useful fiction. There is no truth in probability. Whatever happens was always going to happen. Probability is a model of personal ignorance.

    9 replies 15 retweets 66 likes
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  18. Dec 13

    “Pinker told us he wanted to have entered into the record Kahneman’s statements on the irrationality of much of human thought. I don't think of religious traditions primarily as irrational, I think of them primarily as imagination, which is what they are”

    2 replies 6 retweets 11 likes
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  19. Retweeted
    Dec 13

    Anyone want to work with us for a month? All expenses paid. is scaling up its flagship outreach program. Under the directorship of , the summer school has teamed up with . Hugely looking forward to it!

    The LML Summer School 2019 is now open for applications. The school will take place in Italy at from 8 July - 2 August 2019. More info and how to apply via the link
    3 replies 9 retweets 26 likes
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  20. Dec 11

    I love the way the default water to drink in a restaurant in Hong Kong is just slightly warm.

    3 replies 2 retweets 21 likes
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  21. Dec 9

    Just the tiniest chink and life sneaks in.

    2 retweets 25 likes
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