Plausible competing developmental models show similar or identical structural equation modeling model fit indices, despite making very different causal predictions. One way to help address this problem is incorporating outside information into selecting among models. This study attempted to select among developmental models of children's early…

Disruptive behavior problems frequently emerge in the preschool years and are associated with numerous, long-term negative outcomes, including comorbid disorders. First Step is a psychosocial early intervention with substantial empirical evidence supporting its efficacy among young children (Walker et al., 2014). The present study reports on a…

The purpose of this paper is to showcase new research that seeks to provide guidance on the heterogeneity of treatment effects by utilizing the variance of demographic differences in state assessments. This study is focused on a simple randomized block design where students are nested within schools, and within each school students are randomized…

In school districts across the nation, diverse student groups have been experiencing significant gains in reading performance after using READ 180. This compendium of READ 180 research contains 40 studies. The studies take place in a variety of settings in school districts across the country from 1999 to 2012. Summarized are correlational and…

This study evaluated the efficacy of the Preschool First Step (PFS) to Success early intervention for children at risk for attention deficit hyperactivity disorder (ADHD). PFS is a targeted intervention for children 3-5 years old with externalizing behavior problems and addresses secondary prevention goals and objectives. As part of a larger…

In this study, the authors examine the impact of a yearlong supplemental reading course involving daily instruction in the learning strategies curriculum on lower achieving adolescent students' reading achievement and motivation. Using a multiple-cohort randomized treatment-control group design over 4 years, they compared achievement and…

In school districts across the nation, diverse student groups, including English Learners and students with disabilities, have been experiencing significant gains in reading performance after using READ 180. This compendium of READ 180 research contains results of 40 studies conducted in a variety of settings, in school districts across the…

Preschool children with Autism Spectrum Disorder (ASD) may not always be recognized as such during their early years, but some of their behavioral problems may nonetheless prompt a referral for behavioral intervention. Whether such an intervention brings any benefit has not been well studied. We identified a subsample of 34 preschool children at…

Preschool children with Autism Spectrum Disorder (ASD) may not always be recognized as such during their early years, but some of their behavioral problems may nonetheless prompt a referral for behavioral intervention. Whether such an intervention brings any benefit has not been well studied. We identified a subsample of 34 preschool children at…

The field of early intervention is currently faced with the challenge of reducing the prevalence of antisocial behavior in children. Longitudinal outcomes research indicates that increased antisocial behavior and impairments in social competence skills during the preschool years often serve as harbingers of future adjustment problems in a number…