Computational models are powerful tools--too powerful, according to some. We argue that the idea that models can "do anything" is wrong, and we describe how their failures have been informative. We present new work showing surprising diversity in the effects of feedback on children's task-switching, such that some children perseverate despite this…

The unfolding of individual interests is reconstructed as part of a person's everyday experience in dealing with multiple goals. This is exemplified by referring to how adolescents cope with developmental tasks while striving for their ideal selves. Exploratory interaction with objects of potential interest is regarded as a central element that…

Over the past few years, the language of interpersonal "boundaries" has migrated from the clinical to the public domain, and many young people in particular are familiar with the concept of boundaries in relationships with others. Not only do boundaries help to define relationships with others, but they also clarify one's unique sense of self.…

The transition from school to work is a central developmental task with long-term implications for the financial and social status of individuals. We argue that dynamic adjustments of aspirations play a decisive role for a successful outcome of the school to work transition, particularly in the context of the German vocational training system.…

The scholarship of Kenneth B. and Mamie P. Clark, referenced in the U.S. Supreme Court's landmark decision in "Brown v. Board of Education," emphasized the nation's color line, not only in the Jim Crow South but in American cities overall. The Clarks pointed out the critical role of context; however, they applied it narrowly to the issue…