Employment Experience


 Distinguished Professor of Education
School of Information Science and Learning Technologies, Educational Psychology Program, University of Missouri-Columbia, February, 2000 - Present

Visiting Faculty, Ngee Ann Polytechnic, Singapore, November -December, 2000; August, 2002.

Visiting Professor, Institut for Informasjonsvitenskap, University of Bergen, Bergen, Norway, February – May, 2000.

Visiting Faculty, National Institute of Education, Nanyang Technological University, Singapore, February 1999, December, 2000, November, 2004

Professor of Instructional Systems
College of Education, Penn State, August, 1993 - 2000

Visiting Researcher, Multimedia Development Unit, University of Wollongong, Wollongong, Australia, August, 1997

Professor and Chair of Instructional Technology
School of Education, University of Colorado at Denver, 1986 - 1993

Visiting Scholar, Institüt fur Informationverarbeitung, Universiteit Graz, Graz, Austria, October, 1992

Visiting Faculty, Instructional Technology, University of Twente, Enschede, Netherlands, May-June, 1991.

Visiting Professor, Institute for Computer Based Learning, Heriot Watt University, Edinburgh, Scotland October - December, 1991.

Adjunct Professor, Instructional Design, Development, & Evaluation Syracuse University, 1988, 1990

Visiting Research Fellow, Department of Psychology, University of Keele, Keele, Staffordshire, U.K. January - June, 1984

Assistant/Associate Professor of Educational Technology
Library Science/Educational Technology Department, School of Education, University of North Carolina at Greensboro, 1976 - 1986

Teaching Associate, Educational Media, Educational Media Department, College of Education, Temple University, Philadelphia, Pa., 1974 - 1976 Educational Television Consultant, Pilot Five Television Project New Jersey Office of Migrant Education, 1973 - 1974 Vice President, Production Services, DPR Associates, Consultants Newfield, New Jersey 1974

Instructor, Educational Media, Temple University 1972 - 1973

Teacher, Gauger Middle School Newark, Delaware School District 1971- 1972 Teacher, Banneker Elementary School Milford, Delaware School District 1970 - 1971 Commercial Loan Officer Trainee, Bank of Delaware, Wilmington, Delaware 1969 - 1970