We present a probabilistic model that assesses student emotional reaction during interaction with an educational game. Following a well-known cognitive theory of emotions (the OCC theory), the model predicts a student’s emotional state by assessing the student’s appraisal of her interaction with the game, in light of the student’s goals and personality. We illustrate how the model relies on a D...

Millar has written a valuable monograph on perceptual knowledge. Knowing By Perceiving is careful and detailed, at times laborious, delivering many insights. Occasionally S sees an F, there’s bit of Ψing Φing, but the examples have pleasantly bucolic feel: wheelbarrows full soil, evening sunlight hillside, mushrooms rotting logs, frost grass, ‘an island where there are sheep that make distincti...