the kohlberg foundation. barbara g. fleischman. and by our sole corporate sponsor, mutual of america, designing customized individual and group retirement products. that's why we're your retirement company. >> welcome. charter schools are booming, and controversial. there are now more than 6,000 across the country, double the number from just a decade ago. they're publicly funded, but privately run. and whatever you think about the merit of charter schools versus public schools, merit is no longer driving the debate. what's driving the debate is money. the charter movement is now part of the growing privatization of public education and wall street sees an emerging market. take a look at this piece published last fall on forbes.com. quote, dozens of bankers, hedge fund types and private equity investors gathered to discuss investing in for-profit education companies. there's a potential gold rush here. public education from kindergarten through high school pulls in more than $500 billion in taxpayer revenues every year, and crony c