Interview with M. David Merrill: Half a Century of Experience in the Field of Educational Technology and Instructional Design
M. David Merrill is a leading figure in the field of educational technology and instructional design. He has been contributing to our field for about half a century. His contributions have particularly focused on instructional strategies and fundamental learning principles more than the use of educational media and their influences. He has devised a number of instructional design theories, developed technology-based instructional systems, led large-scale educational technology projects, conducted studies testing the effects of various instructional variables on different learning outcomes, and trained many researchers who have contributed to our field.