1. Good guys and bad guys

   • Donald J. Cunningham

   Articles Pages: 3 - 7

2. Absolutes and Angst in educational technology research: A reply to Don Cunningham

   • Richard E. Clark

   Articles Pages: 8 - 9

3. Implications of instructional psychology for the design of educational television

   • Robert B. Kozma

   Articles Pages: 11 - 19

4. Visualizing spatial tasks: A comparison of computer graphic and full-band video displays

   • Stephen R. Acker
   • Elisa L. Klein

   Articles Pages: 21 - 30

5. The effects of various mastery criteria on student performance and attitude in a mastery-oriented course

   • Robert A. Reiser
   • Marcy P. Driscoll
   • Martin C. Tessmer

   Articles Pages: 31 - 38

6. The impact of media technology in peasant societies: The case of SITE

   • Michael Molenda
   • William J. Starosta
   • Allen H. Merriam

   Departments Pages: 39 - 45

7. Book reviews

   • Roberts A. Braden
   • Randall G. Nichols

   Departments Pages: 47 - 53

8. Research abstract

   • Barbara Minor

   Departments Pages: 54 - 61