Two hundred and twenty two children (104 females), 1-8 years of age and young adults, were tested for up to 25 days on five versions of a non-verbal, non-navigational landmark task that had previously been used for monkeys. In monkeys, performance on this task is severely impaired following damage to the parietal cortex. For the basic task, the…

This article highlights the defining principles, progress and future directions in developmental psychopathology in relation to this special section. Six fundamental principles of developmental psychopathology are identified and the pervasive impact of this integrative framework on research, theory, and practice in behavioral health fields over…