1. Instructional analogies and the learning of concepts

   • Timothy J. Newby
   • Peggy A. Ertmer
   • Donald A. Stepich

   Research Pages: 5 - 18

2. Learner control in full and lean CAI programs

   • Robert D. Hannafin
   • Howard J. Sullivan

   Research Pages: 19 - 30

3. A generative theory of textbook design: Using annotated illustrations to foster meaningful learning of science text

   • Richard E. Mayer
   • Kathryn Steinhoff
   • Rebecca Mars

   Research Pages: 31 - 41

4. A historical review of visualization in human cognition

   • Lloyd P. Rieber

   Development Pages: 45 - 56

5. Competencies for distance education professionals

   • Elizabeth C. Thach
   • Karen L. Murphy

   Development Pages: 57 - 79

6. Book reviews

   • Roberts A. Braden
   • Denis Hlynka
   • Alison A. Carr

   BookReview Pages: 81 - 87

7. International Review

   ReviewPaper Pages: 89 - 90

8. International Review

   • Olugbemiro J. Jegede
   • Barry Fraser
   • Darrell Fisher Curtin

   ReviewPaper Pages: 90 - 94

9. Constructing educational technologies: Interactive television for teachers' professional development in australia

   • Terry Evans

   Development Pages: 94 - 98

10. Research abstracts

    Abstract Pages: 99 - 103