http://www.slate.com/blogs/blogs/schoolhouse/archive/2008/09/18/the-attrition-problem.aspxIn Wednesday's post , I mentioned a new study of the KIPP middle schools in the San Francisco Bay Area. I still haven't read the whole study (it's 140 pages), but I've read a good chunk, along with a report from the San Francisco Chronicle and one fromenCommunityServer 2.1 SP2 (Build: 61129.2)