As I am interviewing authors I am always trying to think of the best questions to ask them. I want to keep things fresh and that can be a challenge. A number of years ago I interviewed C-Span's Brian Lamb. As the host of that network's Book TV program Lamb has distinguished himself as one of the best prepared author interviewers around. Like me, he's accustomed to being the one who is asking the questions. He seemed slightly uncomfortable with having that role reversed. He's a rather private man