The transition from student to expert professional can be accelerated when a trajectory for change is plotted and made visible to learners. Trajectories or paths toward expertise are domain specific and must first be documented and then used within instructional contexts to promote knowledge transitions. This article describes how models of…

In this article we propose a model for collaboration in education. We begin by examining the roots of collaboration in consultation, collegiality, and cooperation. We then delineate the features of collaboration as phenomenon and process, offering the view that through talk, action, and reflection among individuals a community of learners emerges.…