It starts here:

Cami Anderson may not win anyone’s Superintendent of the Year award, but you’ve got to give her credit for a candid admission to the New Jersey State Board of Education earlier this month. In response to a question regarding a four-point drop in test scores among Newark students enrolled in traditional elementary schools, Anderson acknowledged that the city’s growing sector of public charter schools serves children who are less poor and less likely to be classified as eligible for special-education services. 

“I’m not saying they [the charter schools] are out there intentionally skimming,” said Anderson, “but all of these things are leading to a higher concentration of the neediest kids in fewer [district] schools.”

Charter advocates winced and went on the defensive. Charter detractors grinned and high-fived. Both reactions miss the point.

Read the rest here.