A class of fourth-graders (nine-to-ten-year-olds) was taught art appreciation one day a week during an entire school year. Three years later their performance in visual awareness was tested and compared to the performance of pupils of the same age from another class who had not received any particular education in art appreciation. The results…

By age 2, children attribute referential mental states such as perceptions and emotions to themselves and others, yet it is not until age 4 that they attribute representational mental states such as beliefs. This raises an interesting question: is attribution of beliefs different from attribution of perceptions and emotions in terms of its neural…

While all languages use shape to classify unfamiliar objects, some languages as diverse as Mandarin, Thai, Japanese, Mohawk, and American Sign Language lexicalize these and other types of description as noun classifiers. Classification does not develop from a fixed set of features in the object, but is discourse-sensitive and invoked when it would…