I thought some people might find this an interesting discussion so am posting it here. It sort of fits in with some questions that hsiw (Wish) raised quite a while ago when she was doing her psychology studies but I figured I'd just start a new post.

http://www.abc.net.au/cgi-bin/common...s/s1117871.htm
ABC (Australian Broadcasting Commission) Radio National.
Ockham's Razor:30 May 2004 - The science of the self