This study was designed (a) to assess the impact of the "ESCAPE-DD" curriculum on the decision-making skills of adults with intellectual and developmental disabilities (IDD) in hypothetical situations of abuse, (b) to examine the role of problem awareness, and (c) to identify factors associated with posttest decision-making performance.…

Cluster randomized experiments are now widely used to examine intervention effects in prevention science. It is meaningful to use empirical benchmarks for interpreting effect size in prevention science. The effect size (i.e., the standardized mean difference, calculated by the difference of the means between the treatment and control groups,…

Policy changes from the past decade have resulted in a growing interest in identifying effective teachers and their characteristics. This study is the third study to use data from a randomized experiment to test the validity of measures of teacher effectiveness. The authors collected effectiveness measures across three school years from three…

Students involved in bullying experience mental health issues and negative psychosocial outcomes. Few studies have investigated how teacher-student relationships (TSRs) may buffer the negative outcomes experienced by students involved in bullying. To investigate the moderating role of TSRs with bullying involvement status and psychosocial…

Purpose: This review evaluates the evidence of the effects of multidimensional family therapy (MDFT) on drug use reduction in young people for the treatment of nonopioid drug use. Method: We followed Campbell Collaboration guidelines to conduct a systematic review of randomized and nonrandomized trials. Meta-analytic methods were used to…

We conducted a randomized controlled potential efficacy trial to examine effects of two variants of the Tools for Teachers (TfT) professional development (PD) intervention on preschool teachers' implementation of embedded instruction practices and children's developmental and learning outcomes. Thirty-six preschool teachers recruited from three…

Teaching high-school geomorphological concepts and topographic map reading entails many challenges. This research reports the applicability and effectiveness of Google Earth in teaching topographic map skills and geomorphological concepts, by a single teacher, in a one-computer classroom. Compared to learning via a conventional instructional…

Background: Differing results regarding articulation skills in young children with cleft palate (CP) have been reported and often interpreted as a consequence of different surgical protocols. Aims: To assess the influence of different timing of hard palate closure in a two-stage procedure on articulation skills in 3-year-olds born with unilateral…

This report presents the SPARK literacy model, an innovative approach developed by Boys & Girls Clubs of Greater Milwaukee, for addressing the literacy needs of low-income and minority schools in Milwaukee. It also presents the results of a two-year randomized control trial evaluation of the SPARK literacy program's impact on reading…

The impact of supplemental handwriting and spelling instruction on learning to write was examined in an experimental study with first grade students who were not acquiring these skills as rapidly as their classmates. Thirty students (16 boys, 14 girls) were randomly assigned to a handwriting and spelling instructional condition or a phonological…

Child Development Accounts (CDAs) aim to increase college completion rates among disadvantaged youth by helping youth see themselves as "college bound." This article summarizes findings about the implementation and impacts of universal, progressive CDAs, with emphasis on outcomes for disadvantaged children. Data come from a large…

Introduction: Social support is important for behavior change, and it may be particularly important for the complexities of changing multiple risk behaviors (MRB). Research is needed to determine if participants in an MRB intervention can be encouraged to activate their social network to aid their change efforts. Methods: Healthy Directions 2, a…

The Behavioral Interventions to Advance Self-Sufficiency (BIAS) project conducted 15 randomized controlled trials of behavioral interventions across eight states, in the domains of work support, child support, and child care. BIAS used a systematic approach called "behavioral diagnosis and design" to develop the interventions and their…

The purpose of the present paper is twofold; first, we present an empirical study evaluating the effectiveness of a novel CALL tool for foreign language vocabulary instruction based on spaced repetition of target vocabulary items. The study demonstrates that by spending an average of three minutes each day on automatically generated vocabulary…

Research investigating methods to influence examinee motivation during low-stakes assessment of student learning outcomes has involved manipulating test session instructions. The impact of instructions is often evaluated using a popular self-report measure of test-taking motivation. However, the impact of these manipulations on the psychometric…