“…Although researchers have observed the importance of these forms of interaction, Dillon (1992) argued that the interplay between them in distance education is not well understood. This lack of understanding exists despite the fact that interaction is thought to be highly important to the design of distance education courses (Burge & Howard, 1990;Coldeway, Macrury & Spencer, 1980;Egan, Sebastian & Welch, 1991;Goldstein, 1991;Threlkeld & Brzoska, 1994). Furthermore, Zhang and Fulford (1994) observed that two-way audio and video linkups are not automatically equivalent to a mental and affective connectedness that results in a strong sense of community.…”