I would also recommend this documentary.
See also this thread
http://projectavalon.net/forum/showthread.php?t=12504 about the Tavistock Institue who utilised Freud's theories. Frued was the First Director.
Dominant mainstream Psychology comes under "Big Business Science".
In the UK in July 1995 the Conservative Government put the Department of Science and Technology into the Department of Trade! (cited on page 139 of Issues for Social Psychology by Roger Sapsford, The Open University)