I disagree with his final premise - a lot of them actually are gullible fools.
http://reason.com/archives/2013/11/03/why-cant-hinduism-rid-itself-of-fake-gur/print Why Can't Hinduism Rid Itself of Fake Gurus? Reason is a libertarian monthly print magazine covering politics, culture, and ideas through a provocative mix of news, analysis, commentary, and reviews. View on reason.com Preview by Yahoo