I seem to have struck a nerve with my last post about the school cafeteria director who bristled when I mentioned the stories of cafeteria workers throwing out food because children’s accounts hadn’t been paid.

I’d like to share two of the reactions I received. Each one illustrates something important about school culture.

The first is from Barbara Adderley, former principal of M. Hall Stanton Elementary in North Philadelphia, which I wrote about in It’s Being Done: Academic Success in Unexpected Schools. When she arrived at Stanton it was one of the lowest performing schools in Philadelphia, and when she left seven years later its achievement data looked like a regular middle-class school in Pennsylvania. The school was anything but middle-class, however. Its neighborhood was one of urban desolation and poverty, and many of the students lived very tough lives.

Read the full article on The Huffington Post Education.