Well, here's the first one that came up when I Googled: http://eric.ed.gov/ERICWebPortal/search/detailmini.jsp?_nfpb...
I'm interested in reading the article, is there a free version somewhere?
I'm interested in reading the article, is there a free version somewhere?
Um, citation needed. See http://www.sciencemag.org/content/333/6050/1706.full for a counter-citation from Science.
Single-sex anything does not provide long-term benefits, but instead just pushes the problem out of sight.