over the years many institutions and learning centres have expounded the vitues of visualisation techniques. the charismatic churches of the world have the name it, claim it kind of thing , a world best seller called the Secret discussed it. Sports psychologists have long since used these techniques. In my personal life i have been utilising visualisation techniques on an off for years with generally positive results for those areas where i have used it. The mind is a damn strong machine...anyway one of the things i have been mucking about with is visualisation techniqies to get a riff right or if in a boring meeting then i practice scales or whatever in my mind.... been reading a book totally unrelated to music and the following experiment is discussed which is quite interesting regarding the paths the brain creates even when just visualising.
http://www.time.com/time/magazine/article/0,9171,1580438,00.html
So, if you in a boring meeting , pracitce ..vitually