--- In hypnosis-hypnotherapy@yahoogroups.com, "markrdavis"
<markrdavis@...> wrote:
> Basically researchers found that nitrous oxide (laughing gas)
increased hypnotic susceptability - with good possibilities for
dentists to make use of that.... just wondering where to get some N20
myself!

Easy. You can buy balloons filled with laughing gas from dodgy hippies
in Camden market and at music festivals. There's also some research
that seems to suggest that being in flotation tank might increase
hypnotic susceptibility. I'll leave it up to someone else to try to
combination approach!

Wasn't William James on laughing gas? He was a hypnotist. Here you
go...

http://www.theatlantic.com/issues/96may/nitrous/nitrous.htm

Donald Robertson