Writer and Professor Emeritus of Financial Engineering at Columbia University
BOOK
Brief Hours and Weeks: My Life as a Capetonian
BOOK
Models Behaving Badly
BOOK
The Volatility Smile
BOOK
My Life as a Quant
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Why Is This Interesting? – The Tetragrammaton Edition
A single name–Bjork or Madonna–is grand. A single name with its own name is even grander.
Emanuel Derman on X
Conjecture Institute Advisor @yudapearl on the three levels of reasoning:
Lowest level: statistics (correlations between events)
Middle level: action (the world of intervention, randomized experiments)
Highest level: counterfactual, understanding, retrospection, explanation,
The line from Hamlet seems increasingly apropos today:
“For 'tis the sport to have the enginer
Hoist with his own petard;”
Trump's character, corruption, and cognitive trajectory were well-established. You could sooner criticize the scorpion for stinging. But the Republicans who ignored it, enabled him, and are, even now, still his sycophants deserve all condemnation and removal from public life.
You’ll want to give this a listen. This is Laurence Olivier reciting Shakespeare’s Sonnet 116 on The Dick Cavett show in 1973. Absolutely beautiful…
