 Each Colloquium is held in the early afternoon in a large auditorium away from the PLATO facility, is announced in advance, and is open to the public, as well as to PLATO Society members, at no charge.Video recordings of all Colloquia from 2013 to the present are viewable in the video gallery on the PLATO Society website.The PLATO Society has a variety of extracurricular activities for members.