Jeff Wood

Guest host Tim Halbur, formerly of Planetizen and CNU fame, joins me this week to chat about the process engineers use to designate speed limits, as recently examined by Nate Silver’s FiveThirtyEight. We’re 85 percent sure it's not good.

In this week’s Talking Headways, Tanya and I discuss Uber's planned data release, wondering whether it's a boon to cities or just a clever PR move on the part of a company trying to deal with poor public perception.