Research is coming slowly...

This stuff is just far too interesting and I'm having a hard time sticking to my research question. Here, however, is a jewel I found while being off-topic.

Jim Shelton, Assistant Deputy Secretary, Office of Innovation and Improvement, U.S. Department of Educatio, says that

"... teachers have too much of a range [of student abilities] that they have to try to teach in order to be successful in the classroom. The only way to allow them to try to be success in that environment.... is through technology."

http://bit.ly/wKTBX