Waiting for car manufacturers and ride-hail operators to decide the future of urban AV deployment will not create the cities that urban planners hope for, and often work very hard to make happen. While significant penetration of AVs — private or shared — is likely a decade or two away, deferring directional, optimization, and livability strategies will rob cities of flexibility, influence, and degrees of freedom within a decade. If you believe AVs are coming eventually, the time to start getting ready is now, even if you believe human drivers will remain dominant for many decades. The steps...