Ring . . . a call, right before the holidays. Bio-Brain, this is Patsy. I wanted to let you know that we terminated your candidate that started seven weeks ago.  Call me, I'm on my way out the door and won't be back until after the first. This happens. It's part of our business, and we chalked it up to a bad fit. We specialize in this area and had several people to call.  We could fill it right a…