Bwahahahaha! Via PJ Media and Volokh comes this report of the unsuspecting expert...seems the producers at the BBC were in a bit of rush to get their guest on the air. So, not knowing what the guest looked like, they ran down to the lobby and ended up putting his cab driver on the air. See the video of the result and read the story, here: Daily Mail: The BBC's latest star - a baffled cabbie