Change Control Board

What is a change control board (or "CCB")? How does it differ from a Configuration Control Board?

[NOTE: There has been an interesting discussion thread on this topic on the CM crossroads general CM forum. I hope to "distill" some of that material onto this page - giving proper credit of course. Please don't let that stop folks from adding their own thoughts below] -- BradAppleton? - 27 Jan 2003