Introduction
摘要
In this section, two distinguished individuals who have made significant contributions to the field of educational media and communication technology and taught graduate-level course in the field are profiled. Moreover, both have taught at universities in the United States and in other nations. In each volume of Educational Media and Technology Yearbook, leaders are highlighted who have typically held prominent offices, composed seminal works, and made significant contributions that influence the contemporary vision of the field. The people profiled in this section have mentored individuals, who have become recognized for their own contributions to learning, design, and technology.