I asked, and Bauerlein gave me permission, to post his response to my blog. Here it is, in its entirety:
Astonishing, Jenna, that you quote Liz Losh, who actually takes one disgruntled student's comments on RateMyProfessors as evidence from which to generalize about my teaching.
If you have found any factual or logical errors in Dumbest Generation, I'll be happy to concede them. After all, we want every harsh judgment in the book to be proven wrong.