In this 10-part series, which will run every other month through 2008 and 2009, "EP" will explore Attention Deficit Hyperactivity Disorder (ADHD). ADHD is technically defined as a neurodevelopmental, biological condition characterized by three hallmark symptoms: inattention, hyperactivity, impulsivity. Each of these symptoms has a special meaning…

This article proposes an instance-based theoretical framework to account for the influence of both contexts and definitions on learning new word meanings and reports 2 studies that examine hypotheses about learning from context. One is that variation in contexts is important for allowing core meaning features of a word to emerge. The second is…

In the debate on vocational training in Europe the sectoral approach has been referred to for some time now, as the authorities expect that this will ensure, above all, a greater involvement of the social partners. But it remains unclear exactly what is understood by the term "sector". It is used in discussions as a standard, pragmatic…

The legal concept of insanity has had many definitions throughout the years, and the precise definition used is critical in determining the status of a person in the legal system. Past research has demonstrated that different professions working in the legal system cannot agree on the definition of insanity (Weinstein & Geiger, 2003). However,…

"Diagnostic classification models" (DCM) are frequently promoted by psychometricians as important modelling alternatives for analyzing response data in situations where multivariate classifications of respondents are made on the basis of multiple postulated latent skills. In this review paper, a definitional boundary of the space of DCM…

While both positive and negative peer interactions have long been a focus of scientific interest, much less attention has been given to children who tend to refrain from interacting with peers. This volume brings together leading authorities to review progress in understanding the development, causes, and consequences of shyness and social…

The Race to the Top program is authorized under sections 14005 and 14006 of the American Recovery and Reinvestment Act of 2009 (ARRA). Race to the Top is a competitive grant program to encourage and reward States that are implementing significant reforms in the four education areas described in the ARRA: enhancing standards and assessments,…

Buchmann, Condron and Roscigno argue in their article, "Shadow Education, American Style: Test Preparation, the SAT and College Enrollment," that the activities in which students engage to prepare for college entrance exams are forms of shadow education, a means by which more advantaged parents seek to pass their privileged status along…

Delane Bender-Slack takes on the important subject of teaching for social justice. Her article's strength is in its uncompromising look at complex, often misinterpreted teaching challenges. This article focuses on actual teachers working for social justice in their classrooms. Working from a strong theoretical framework, she pushes us in new…

This paper introduces a concept of differentiability for functions in several variables which has a very natural definition and shares all the properties one expects of a notion of differentiability, but is shown to be weaker than the usual concept of differentiability defined as local linearizability. The exact connection between the two…

Childhood is a unique and critical stage of life. All children share the same basic needs for safety, health, nurturance, and dignity. The Association for Childhood Education International (ACEI) is committed to supporting children's development; respecting individual differences; helping children learn to live and work cooperatively; and…

In this article we attempt to complicate traditional--and, we argue, limited and exclusionary--definitions of interdisciplinarity as the bringing into dialogue of established disciplines without questioning the parameters and practices of those disciplines. We propose that interdisciplinarity instead might mean teaching and learning among,…

Purpose: The purpose of this study was to examine semantic and lexical aspects of word learning over time. Method: Thirty-four 8-year-olds participated in vocabulary lessons for 2 weeks. Frequency of exposure and informativeness of semantic context were manipulated. A definition task assessed semantic learning and a naming task assessed lexical…

This digest presents definitions of 30 important terms in the field of learning disabilities. They are: accommodations, assistive technology, attention deficit disorder, brain imaging techniques, brain injury, collaboration, developmental aphasia, direct instruction, dyscalculia, dysgraphia, dyslexia, dysnomia, dyspraxia, learned helplessness,…

Article described Haiku, a form of Japanese poetry that became popular in Japan in the Tokugawa period (1600-1868). (Author/RK)