I spoke to a packed room at the 97th Annual Conference of the International Association for Identification in Phoenix, Arizona. I presented the results of an experiment showing that qualified, court-practicing fingerprint experts are exceedingly accurate compared with novices, but are not infallible. And considered the ramifications for the future study of forensic expertise, and the implications for expert testimony and public policy. (I also managed to sneak in a chopper flight over the Grand Canyon!) Click for more.