The Harlem Children's Zone is often cited as a model for successful urban education. Helen Zelon
, writer for City Limits
magazine, discusses her recent article, which questions just how effective the project has been and if it can be replicated. And Paul Tough
of Whatever It Takes: Geoffrey Canada's Quest to Change Harlem and America
who writes frequently for the New York Times Magazine
about education, looks at what's working and what isn't.