Felix Salmon

When quants tell stories

November 7, 2012

The dominant narrative, the day after the presidential election, is the triumph of the quants. As Simon Jackman notes, essentially every single poll-averaging quant — Jackman himself, Drew Linzer, Sam Wang, you name it — managed to call every single state plus the presidential election: an astonishing 51/51 success rate.

The downside of the beauty of physics

November 3, 2011

We have an excerpt of Emanuel Derman’s new book today. I can highly recommend both the excerpt and the whole book, which is a very readable generalist’s guide — by a physicist-turned-quant — to models, their uses, and their abuses.