Its Guru-ism. We used to get a lot of that stuff in to review when i worked at Kodak because we did the training for Kodak Express. You would be suprised just how agressively the companies who market this stuff push it.
They do all sorts, not only business themes they do weight loss. organise your life etc. There are however reccouring trends. The powerful inspirational speaker, the sort of driving it forward positive style.
I think you either are suseptable to it or you are not, some people like it, other people find it a turn off