They were a series of annual lectures; since the turn of the 20th century they have sometimes been biennial.
It is a condition of the Bampton Bequest that the lectures are published by the lecturer; they have traditionally been published in book form, and recent ones are available as video recordings.
On a number of occasions, notably at points during the 19th century, they attracted great interest and controversy.
Links to the text of some of the lectures up to 1920 are available at the Project Canterbury Web site.
[2] Video recordings of the most recent years' lectures are available via links to YouTube.