“…We hypothesized that for forums in the exact sciences, active participation and levels of social presence, teaching presence, and cognitive presence would be significantly higher than for forums in the humanities. These hypotheses are based on empirical findings reported by Gorsky and Caspi (Caspi, Gorsky, & Chajut, 2003;Gorsky, Caspi, & Tuvi-Arad, 2004, Gorsky, Caspi, & Trumper, 2004Gorsky, Caspi, & Smidt, 2007).…”