Young Dr. Sacks on a motorcycle

First, look at this young man: young Oliver Sacks, who seems nothing like the voice I know him by:

Seeing this picture forced me to re-imagine Dr. Sacks, which was an excellent thing to do before step two: listen to him telling some very personal stories on his last appearance on Radiolab (where he was a regular guest). Really poignant stuff. And some of it very funny too, of course, because that was Sacks.