Evening came, and the afternoon session was coming to an end. Of course, like Dr. Aldrich had said, surgery was a broad topic that would require months to exhaust completely.

Dr. Aldrich stood on stage while the room buzzed from the intense discussion he had allowed us to have. The hushed tones died when he cleared his voice, indicating that discussion time was over.

He looked around the full auditorium. His eyes seemed strained and a bit sore, perhaps from too much light from the projector and ...