I focused on Green Power(AC/DC) design and management;
I want to get a training course about advanced power supply desgin, especially
about AC/DC high level design and management. It can be anywhere, USA or
Canada or somewhere. But it should be the world-class.
You should visit the web site for Texas Instruments -- sometimes they have free seminars in power that are quite helpful. Other than that I think the best sources are to look at university professional programs. They are usually run in the summer time when the normal classes are not in session. See for example,
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There are some first that do educational programs as well. Check out **broken link removed**