Sharpen your wits. Time for a quiz.

There's more to come in this blog in the weeks ahead, including a neat new redesign, courtesy of ColorfulRevolution.com. To make sure you get the latest, sign up for updates by email.

Meanwhile, the quizzes keep coming.

You'll find help with the answers in my Twitter feed, my Facebook page, the Meyerson blog and whatever else I've been working on lately -- including a stint as guest host for CAN-TV's "Chicago Newsroom," seen on YouTube (below) and heard in iTunes.

Take the quiz!