A recent article in The Economist reminds us that American traffic-control arrangements are among the worst in the world. The data are shocking and the reasons have been obvious for some time. In 2013 ...

Have you ever slowed down at a stop sign but not fully stopped? It’s a traffic maneuver known as a rolling stop or a “California stop,” and while it’s not uncommon in Washington state, it’s illegal.

So far this year, 10 different municipalities in Prince George’s County, Maryland, have either adopted or plan to adopt the use of stop sign cameras. But, they aren’t the first. Places such as Berwyn ...