United States Representative to the International Council for Educational Media (ICEM). 1997 - 2006.
President, International Division, Association for Education Communications and Technology (AECT), 1996-97.
President, Research and Theory Division, Association for Educational Communications and Technology (AECT), 1992-93.
President, International Visual Literacy Association, 1991-92.
Consultant & Educational Technology Discipline Evaluator, United States Council for International Exchange of Students (CIES), Washington, DC, 1994-96.
Consultant, Republic of Turkey, Ministry of Education, National Development Educational Project and Fellowship Training Project. 1991-93.
Fulbright Senior Scholar/Researcher 1986-87, 1991-92, Fulbright Alumni Initiative Award
Editorial Review Boards
- Ediitorial Board: Staff and Educational Development International
- Editorial Board: International Journal on E-Learning Association for the Advancement of Computing in Education.
- Editorial Board: TOJET, Turkish Online Journal of Educational Technology.
- Editorial Board: TOJDE, Turkish Online Journal of Distance Education
- Advisory Board: Distance-Educator.com: Covering the field of distance education since 1995
- Research Review Board, Educational Media International
- Editorial Board, Distance Education Report
- Editorial Reviewer, Publishing Research Quarterly
- Editorial Review Board, International Journal of Educational Telecommunications, Association for the Advancement of Computing in Education.
- Research Review Board, Educational Technology; The Magazine for Managers of Change in Education.
- Research Review Board, American Journal of Distance Education.