This study aims at investigating the change of cognitive presence (CP), which is one of the basic variables for effective learning in online discussions, based on the cognitive style. Cognitive styles of the participants were identified based on the group embedded figures test (GEFT). The participants of the study took part in online discussions…

Modafinil is a drug licensed for the treatment of narcolepsy and sleep apnea. Recently, modafinil has been reported to be used as a pharmacological cognitive enhancer by healthy individuals with no psychiatric disorders. This paper reports on a study that investigated the effects of modafinil on divergent and convergent thinking tasks of…