Paul Tough in the New York Times recently made a huge point: that the graduation rate of seniors in high-poverty schools has dropped from 86% in 2000 to 68% in 2008, as the rate in low-poverty schools remained constant at 91%. This is crucial as data-driven systems like New York City and Washington D.C. have become so skilled in fabricating distorting graduation statistics, and Texas has perfected the art of hiding the low test scores of
