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Wellman, Henry M.; Baron-Cohen, Simon; Caswell, Robert; Gomez, Juan Carlos; Swettenham, John; Toye, Eleanor; Lagattuta, Kristin – Autism: The International Journal of Research and Practice, 2002
Two studies with a total of 17 children (ages 5-18) with autism tested a picture-in-the-head strategy for dealing with thoughts and behavior using cartoon thought-bubbles to represent various mental states. The thought-bubble training led to the children passing not only false belief tests but also theory of mind tests. (Contains references.)…
Descriptors: Adolescents, Autism, Beliefs, Children

Wellman, Henry M.; Estes, David – Discourse Processes, 1987
Examines whether young children make explicit references to beliefs, ideas, thoughts, and intentions. Relates that three-year-old children correctly distinguish between real and mental items and that they think and dream about things that are not real. Concludes that conceptual development theories portraying early development as concrete and…
Descriptors: Child Development, Child Language, Cognitive Processes, Cognitive Structures
Tardif, Twila; Wellman, Henry M.; Cheung, Kar Man – Journal of Child Language, 2004
The present study investigates the performance of 96 Cantonese-speaking three- to five-year-old preschoolers on three false belief tasks--a deceptive object, a change of location, and an unexpected contents task encompassing a variety of task factors. Most importantly, the research examines the possibility that false belief performance depends on…
Descriptors: Sino Tibetan Languages, Child Language, Preschool Children, Verbs
Flavell, John H.; Wellman, Henry M. – 1975
This paper explores the concept of metamemory, generally defined as the individual's knowledge of and awareness of memory. The concept of metamemory is compared to three other categories of memory and a model of what the growing child could conceivably acquire in the domain of metamemory is presented. Brief reviews of existing research relations…
Descriptors: Adults, Cognitive Development, Cognitive Processes, Elementary Secondary Education