This article by James A. Anderson appeared in the Chronicle of Higher Education 54.5 (28 Sep. 2007): 1.
The full-text is available from a variety of library research databases. CMU authorized users only.
This article by Uma M. Jayakumar appeared in the Harvard Educational Review 78.4 (2008): 615-51. The full-text is available from the MetaPress Harvard Education Publishing Group. CMU authorized users only.