Below are the best resources we could find featuring jill purce about perception.
CLEAR ALL
BBC Two England, 29 December 1974 A BBC documentary about the early pioneering work of Jill Purce on the spiral, showing her interdisciplinary explorations into nature, consciousness, science, art and religion.
1
Photo Credit: Wikimedia user Hs55 / Distributed under the CC BY-SA 3.0 Unported license