In Collaborative Learning, Kenneth Bruffee advocates a far-reaching change in the relations we assume between college and university professors and their students, between the learned and the learning. He argues that the nature and source of the authority of college and university professors is the central issue in college and university education in our time, and that if college and university professors continue to teach exclusively in the stand-up-and-tell-'em way, their students will miss the opportunity to learn mature, effective interdependence--and this, Bruffee maintains,...