Twenty years after the introduction of the theory, we revisit what it does—and doesn’t—explain. by Clayton M. Christensen, Michael E. Raynor and Rory McDonald Please enjoy this HBR Classic. Clayton M.
Andrew C. McCarthy is a senior fellow at National Review Institute, an NR contributing editor, and author of Ball of Collusion: The Plot to Rig an Election and Destroy a Presidency. One of the ...