Speaker at SANDS Jeff Foster studied Astrophysics at Cambridge University. In his mid-twenties, after a long period of depression and illness, he became addicted to the idea of 'spiritual enlightenment' and embarked on an intensive spiritual quest for the ultimate truth of existence. The spiritual search came crashing down with the clear recognition of the non-dual nature of everything, and the discovery of the extraordinary in the ordinary.
This link was posted on Answers last night; http://www.blackraiser.com/nredoubt/ident2.htm. The site takes a while to get to the point but, I find it plausible.