Give Brad Williams a date, and he can usually tell you not only what he was doing but what world events happened that day.
He can do this for almost every day of his life.
Links:
[1] http://rss.cnn.com/~a/rss/cnn_health?a=bue9qX
[2] http://rss.cnn.com/~f/rss/cnn_health?a=j3BPaH
[3] http://rss.cnn.com/~f/rss/cnn_health?a=KyapfH
[4] http://rss.cnn.com/~f/rss/cnn_health?a=S4h0Eh
[5] http://rss.cnn.com/~f/rss/cnn_health?a=2bnz4H
[6] http://rss.cnn.com/~f/rss/cnn_health?a=eIavyh