I enjoyed this related article a few months ago on the problem: http://www.newyorker.com/reporting/2010/12/13/101213fa_fact_lehrer http://www.newyorker.com/repo

I enjoyed this related article a few months ago on the problem: http://www.newyorker.com/reporting/2010/12/13/101213fa_fact_lehrer http://www.newyorker.com/reporting/2010/12/13/101213fa_fact_...