The first stage of combinatorial speech is better described as variable than uniform. Talk of variants obscures two different aspects of language (knowledge and use) and two different aspects of language development -- acquisition of the grammar (competence) and deployment of the grammar in speaking and listening (performance). Null subjects and…

Storms, Ameel, and Malt [2015. "Development of Cross-language Lexical Influence." "International Journal of Bilingual Education and Bilingualism" 18: 529-547] compared the development of naming patterns in monolingual and bilingual children. They concluded that bilinguals' naming patterns in their two languages become…

In her thoughtful examination of the complexities of identity in the article "Political and Metaphysical: Reflections on Identity, Education, and Justice" (EJ1277341), Lauren Bialystok provides a full and incisive vocabulary for thinking through the tensions among authentic, political, and social recognition-requiring aspects of…

This article is a commentary for the special issue on affect and mathematics in young children, written from the perspective of research on affect in mathematics education. The studies in this special issue focus on the individual learners' affective traits and use primarily surveys as the method. The most common type of affect is emotions, but…

Professor of Second Language Acquisition (SLA) Robert DeKeyser is from the School of Languages, Literatures, and Cultures at the University of Maryland. His research builds bridges between the theory of second language acquisition with major concerns in cognitive aspects such as implicit and explicit learning mechanism, age differences, and…

The US Department of Justice released the final report on school violence and showed that middle school is the age when violence is high, accounting for more than 70% of all violence cases (Zweig et al., 2013). After having perpetrated, the probability that the perpetrator will commit violence again will increase significantly (Office of the…

This interview highlights and extends Dr. Barbara Rogoff's keynote address at the 2019 annual convention. Specifically, in the interview, Dr. Rogoff discusses her framework for learning, Learning by Observing and Pitching In, as well as other aspects of learning, including notions of childhood, age-based social ordering, and conflict as an aspect…

The study of development vacillates between a focus on change (i.e., studying how and why infants are so different from adults) and excitement about early competence and continuity (i.e., studying how capable infants are, and marveling at how similar they turn out to be to adults). The study of memory development has been no exception. This…

The present article responds to Males and Brown's "Teenagers' High Arrest Rates: Features of Young Age or Youth Poverty?" which claims that the widely observed pattern of crime rates peaking in late adolescence or early adulthood is an artifact of age differences in poverty. We note that the authors' interpretation of their aggregated…

On February 17, 2014, Dr. Jonathan Perry, former director of counseling at the University of Arkansas, sparked a lively debate on the listserv of the Association of University and College Counseling Center Directors (AUCCCD) by warning about the likelihood and dangers of underdiagnosing borderline II disorder. Standing out among the many…

The author is now 30 years old. For more than a decade, she has been paid to facilitate an array of outdoor-based programming with varying groups of participants. With such breadth of experience, she frequently feels like she is a valuable asset to the organizations for which she works. However, at recent staff training and trip preparation days,…

The article discusses how the use of ethnographic approaches to the study of researcher-child relations highlights the importance of structures that shape and define children's actions. The discussion is illustrated by using case study material from research with pre-school and pre-adolescent children in Indian educational settings. The article…

By means of an ethnographic project, Sarah Goode's Understanding and Addressing Adult Sexual Attraction to Children aspires to better understand the self-conception and self-identification of pedophiles, with the ultimate aim of deconstructing the phenomenon by which culture demonizes pedophiles in order to better protect children. However, the…

Salthouse (2011) argued that (a) variance between individuals on cognitive test scores remains constant between 20 and 90 years of age and (b) widely recognized problems of deducing functional relationships from patterns of correlations between measurements become especially severe for neuropsychological indices, especially for gross indices of…

Recent research on children's thinking about the future has taken multiple directions, many of which are illustrated in the contributions to this special issue. In this commentary the topic is discussed in the context of research on children's understanding of time, and some of the adaptive challenges of thinking about the future are considered.…