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Adolescence (from Latin adolescere ' to mature ') is a transitional stage of physical and psychological development that generally occurs during the period from puberty to adulthood (typically corresponding to the age of majority).
The study collects data on the behavior and brain development of over 11,500 children beginning at age 9-10 and continuing through young adulthood. [2] The study collected data from youth in seven primary domains: physical health, mental health, brain imaging, biospecimens, neurocognition, substance use, and culture and environment.
According to Laurence Steinberg's book Adolescence, the two largest predictors of juvenile delinquency are parenting style and peer group association. [29] Additional factors that may lead a teenager into juvenile delinquency include poor or low, socioeconomic status, poor school readiness/performance and/or failure and peer rejection.
According to Piaget, when an infant reaches about 7–9 months of age they begin to develop what he called object permanence, meaning the child now has the ability to understand that objects keep existing even when they cannot be seen. An example of this would be hiding the child's favorite toy under a blanket, and although the child cannot ...
Youth is an experience that may shape an individual's level of dependency, which can be marked in various ways according to different cultural perspectives. Personal experience is marked by an individual's cultural norms or traditions , while a youth's level of dependency means the extent to which they still rely on their family emotionally and ...
According to this framework, gender segregation subsides because the same inculcated gender roles that prompt children to distance themselves from anything associated with the opposite sex also encourage adolescents and adults to demonstrate heterosexual desire and sexual/seductive competence. [9]
The original sample of children (ages 6–11) in 1983 consisted of 1,125 subjects. Three main areas were studied in the subjects: status violations, overt behavior, and covert behavior. Children exhibiting overt behavior were found to have two times greater risk for covert behavior as an adolescent and three times greater risk for it in adulthood.
In the behavioral model, development is considered a behavioral change. It is dependent on the kind of stimulus and the person's behavioral and learning function. [5] Behavior analysis in child development takes a mechanistic, contextual, and pragmatic approach. [6] [7]