Many individuals with autism cannot speak or cannot speak intelligibly. A variety of aided augmentative and alternative communication (AAC) approaches have been investigated. Most of the research on these approaches has been single-case research, with small numbers of participants. The purpose of this investigation was to meta-analyze the single…

The objectives of this systematic review were to summarize the available evidence on the effects of prevention and intervention programs aimed at primary and secondary students for increasing school completion or reducing school dropout. The primary focus of the meta-analysis was to examine the comparative effectiveness of different programs and…

The 2001 renewal of the United States' Title I program instituted the Supplemental Educational Services (SES) program, through which students attending schools that fail to make adequate yearly progress (AYP) for 3 consecutive years are offered tutoring in core subjects. Although some SES evaluations have measured provider effects on student…

Excitement and controversy have surrounded the effectiveness of Early Intensive Behavioral Intervention (EIBI) for young children with autism. The purpose of this meta-analysis was to investigate the effectiveness of EIBI based on applied behavior analysis in young children with Autism Spectrum Disorders (ASD). There were 11 studies with 344…

Background: The rising prevalence of autism spectrum disorders (ASD) increases the need for evidence-based behavioral treatments to lessen the impact of symptoms on children's functioning. At present, there are no curative or psychopharmacological therapies to effectively treat all symptoms of the disorder. Early intensive behavioral intervention…

What insights and generalisations can be drawn from looking across the work of multiple governmental and non-governmental organisations aimed at supporting basic education in low and medium income countries? To address this question, this study analysed findings of nine evaluation meta-studies completed by international assistance organisations,…

Extensive research has examined the effectiveness of admissions tests for use in higher education. What has gone unexamined is the extent to which tests are similarly effective for predicting performance at both the master's and doctoral levels. This study empirically synthesizes previous studies to investigate whether or not the Graduate Record…

For decades, college access programs have aimed to improve college readiness and enrollment rates, particularly for underrepresented populations. Though several published reports have produced comprehensive inventories of college access programs (Gandara, 2001; Perna, 2002; Tierney, Bailey, Constantine, Finkelstein, & Hurd, 2009), no systematic…

In response to rising rates of firearms violence that peaked in the mid-1990s, a wide range of policy interventions have been developed in an attempt to reduce violent crimes committed with firearms. Although some of these approaches appear to be effective at reducing gun violence, methodological variations make comparing effects across program…

An evidence-based approach to professional development used to promote Head Start teacher adoption of evidence-based early childhood intervention practices is described. The article, includes a summary of findings from a meta-analysis of adult learning methods, a description of an approach to professional development informed by the meta-analysis…

Objectives: To evaluate the impact of school-based mentoring for adolescents (11-18 years) on academic performance, attendance, attitudes, behavior, and self-esteem. Method: A systematic review and meta-analysis. The authors searched 12 databases from 1980 to 2011. Eight studies with 6,072 participants were included, 6 were included in…

This paper uses data from the Head Start Impact Study (HSIS), a nationally representative multisite randomized trial, to quantify variation in effects of Head Start during 2002-2003 on children's cognitive and socio-emotional outcomes relative to the effects of other local alternatives, including parent care. We find that (1) treatment and control…

Over 20 years ago, Robert J. Barak and Barbara E. Breier suggested incorporating a regular assessment of the entire program review system into the review schedule in order to ensure that the system itself is as efficient and effective as the programs under review. Barak and Breier's seminal book on the goals and processes of program review has…

This review examines the effectiveness of educational technology applications in improving the reading achievement of struggling readers in elementary schools. The review applies consistent inclusion standards to focus on studies that met high methodological standards. A total of 20 studies based on about 7,000 students in grades K-6 were included…

It has become accepted wisdom that there is a shortage of leaders in the library profession. A number of leader and leadership development programs have emerged in Australia, Canada and the United States that attract interested participants, yet what is the core purpose of these programs? Do they work? Review of leadership programs reveals that…