NotesFAQContact Us
Collection
Advanced
Search Tips
Showing all 3 results Save | Export
Peer reviewed Peer reviewed
Direct linkDirect link
Leppanen, Jukka M.; Peltola, Mikko J.; Puura, Kaija; Mantymaa, Mirjami; Mononen, Nina; Lehtimaki, Terho – Journal of Child Psychology and Psychiatry, 2011
Background: Allelic variation in the promoter region of a gene that encodes tryptophan hydroxylase isoform 2 (TPH2), a rate-limiting enzyme of serotonin synthesis in the central nervous system, has been associated with variations in cognitive function and vulnerability to affective spectrum disorders. Little is known about the effects of this gene…
Descriptors: Attention, Infants, Anatomy, Cognitive Processes
Peer reviewed Peer reviewed
Direct linkDirect link
Lackner, Christine L.; Bowman, Lindsay C.; Sabbagh, Mark A. – Neuropsychologia, 2010
Representational theory of mind (RTM) development follows a universal developmental timetable whereby major advances in reasoning about mental representations occur between the ages of 3 and 5 years old. This progression appears to be only absent in the case of specific neurodevelopmental impairments, such as autism. Taken together, this suggests…
Descriptors: Language Aptitude, Cognitive Development, Preschool Children, Child Development
Peer reviewed Peer reviewed
Ploger, Don; Harvey, Richard – Biochemical Education, 1988
Examines the problem-solving strategies of experts and novices. Summarizes the overall performance of four experts and eight novices. Examines several protocols in depth in order to show how subjects introduced new terms and relationships during problem solving sessions. Compares the strategies of expert and novice problem solvers. (CW)
Descriptors: Biochemistry, Cognitive Development, Cognitive Processes, Cognitive Structures