(Obafemi Awolowo University Press, 1999-12-14) Agun, Ibitayo
It is considered necessary to introduce this lecture with brief general comments on the field of Educational Technology. There are three main reasons for this. First, there is a need to put the lecture in its proper perspective with regard to its significance in the field of Educational Technology. Second, Educational Technology is a relatively new field of academic and professional interest and pursuit in Education. Various terms and definitions have been used to refer to the field. Some of the well known terms include Instructional Technology, Audiovisual Instruction, Educational Media, Technology in Education, Media Education etc. The third reason for these preliminary comments is that educational media form a very important aspect of the field of Educational Technology. As a matter of fact, the use of educational media to improve the quality of curriculum and instruction is central to all academic and professional activities in the field of Educational Technology.