This new volume of New Directions for Teaching and Learning was developed in order to examine the wealth of knowledge that has been uncovered over the last three decades, since the inception of Supplemental Instruction (SI), and to use this understanding to contemplate how SI can best serve the changing needs of today's students.

Over a decade has passed since the last time the International Center for Supplemental Instruction teamed with Jossey-Bass to publish an issue of New Directions for Teaching and Learning on SI. Though much has changed in the world, SI appears...