I thought it was pretty well known that people are fairly unique by ZIP code, but Forbes has an article about it now (h/t Raj). Of course, stores can also ping a smartphone’s WiFi to get more accurate location information about your activity within the store — when you check out they can tag your the MAC address of your device to all the other information about you. Creeptastic!
Bradley Efron’s perspective on the impact of Bayes’ Theorem from Science (h/t Kevin).
Some discussion on what makes a popular philosophy book. I wonder what, if anything, transfers over to a popular mathematical book?
Some thoughts from Larry Laudan on the mathematization of the presumption of innocence.