Mary Beth Hertz (@mbteach on Twitter) is an elementary computer teacher in Philadelphia, PA and a regular blogger on Edutopia. You can read more of her work on her own blog at Philly-teacher.
Bergmann, along with two co-authors, tries to dispel some of the myths surrounding the flipped classroom. For instance, they state that the flipped classroom is NOT "a synonym for online videos. When most people hear about the flipped class all they think about are the videos. It is the interaction and the meaningful learning activities that occur during the face-to-face time that is most important."