This article discusses psychobiological factors that affect recovery after traumatic brain injury in children and adolescents, including biological pathophysiology of the injury, the cognitive stage of the child at injury, the amount of time after injury, the challenge level of tasks, and the child's reserve of psychosocial resources. (Contains…

This article discusses newer views of functional developmental plasticity occurring after biological insults to the developing central nervous system (CNS), including concepts of neurobehavioral outcome and ways to measure it, biological risk, age and development at onset of CNS insult, time since onset of CNS insult, and reserve. (Contains…