[0:19:25 - 0:19:32] The Psychological Strategy Board, or PSB, also has strong connections to the hidden history of UFOs.

[0:19:54 - 0:19:59] Another PSB figure, Douglas Jackson, was special assistant to the president under Eisenhower.

[0:20:53 - 0:21:02] The PSB had no shortage of interesting figures, but it just goes to show how connected psychological warfare was to the hidden history of UFOs.