The authors of Disrupting Class: How Disruptive Innovation Will Change the Way the World Learns conducted an interview with Martha Lagace of HBS Working Knowledge. The interview appears in the August 18, 2008 issue at http://hbswk.hbs.edu/item/5978.html.
In the interview, Clayton M. Christensen, Michael B. Horn, and Curtis W. Johnson, describe how disruptive innovation can and is making a difference in education, how they came to take on this project, and the role of Innosight Institute to further the work.