When Dr. Deaton holds up a circular 'puppet' charm, he is holding it between his thumb and index finger with the rest of his fingers splayed out. In the next shot, he is holding the charm with his thumb and index finger but the rest of his fingers are cupped together around the charm. His fingers continues to change between shots until he sets the charm down.
In the file on Adrian Harris' class, attendance is misspelled as attendence.