I can vouch for the credibility of the methods which are being used as described by rswinters.
As for the bad experience, many have had them and are terrified of repercussions from the cult Klemmer amp.
This is not an organization to be trifled with. They are well organized, secretive and are very successful at quieting their detractors.
My brother is the second in command there and is one
Forum:
Large Group Awareness Training, "Human Potential"