This study evaluated the knowledge of Level 1 and Level 2 rules of perspective taking by 18 8-year-old children (either congenitally blind, congenitally low vision, or sighted). All children understood Level 1 rules; their knowledge of Level 2 rules (that a heterogeneously sided object will appear differently to viewers from different sides)…

A study involving 26 children, aged five to eight years, employed a clinical interview method to examine the children's recognition and knowledge of rule violations in communication. The rules, derived from H. P. Grice's "be cooperative" principle, referred mainly to the maxim "be perspicuous, unequivocal, clear, and…

Reviews research relevant to children's understanding of pervasive, naturally occurring individual differences in thoughts and beliefs. Identifies developmental changes for each form of understanding: false belief, origins of knowledge, ambiguity, explicit judgments of knowledge, communication, and information seeking. Argues that considering…