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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
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Neupert, Shevaun D.; Miller, Lisa M. Soederberg; Lachman, Margie E. – International Journal of Aging and Human Development, 2006
The present study focused on age and SES differences in stress reactivity in response to cognitively challenging tasks. Specifically, we assessed within-person trajectories of cortisol, a steroid hormone released by the adrenal gland in response to stressors, before, during, and after exposure to cognitively challenging tasks. We extend the…
Descriptors: Aging (Individuals), Older Adults, Physiology, Socioeconomic Status