In human research, studies of return of fear (ROF) phenomena, and reinstatement in particular, began only a decade ago and recently are more widely used, e.g., as outcome measures for fear/extinction memory manipulations (e.g., reconsolidation). As reinstatement research in humans is still in its infancy, providing an overview of its stability and…

Purpose: In this study, the authors investigated speech rhythm acquisition by bilingual Spanish-English-speaking children, comparing their performance with functionally monolingual peers in both languages and to monolingual and bilingual adults. Method: Participants included younger children (3;9 [years;months] to 4;5.15 [years;months.days]),…

Describes seven myths concerning reading-level-match designs, in which individual differences in reading acquisition are compared for groups of different ages matched on some aspect of reading performance. Gives examples from the reading literature to illustrate these myths and to suggest more realistic alternatives. Summarizes relevant…

Studies of autism typically adopt a factorial matched-groups design aimed at eliminating nonspecific factors such as mental retardation as explanations of performance on experimental tasks. This paper reviews the issues involved in designing such studies and interpreting their results and suggests that the best approach to matching may be to…