Background: Implementation quality is a significant factor in determining whether a program has its intended impact (Durlak and DuPre, 2008; List et al., 2021). Therefore, when studying a program's efficacy, researchers must ensure that the program is implemented as intended to estimate its impact. To evaluate whether a program is being…

One important aspect of special education research that makes it complex is the variability of the disability categories being studied. This study used the context of Individualized Education Program (IEP)/transition planning and National Longitudinal Transition Study 2012 (NLTS 2012) student and parent survey items associated with this context to…

An Individualized Education Plan (IEP) is a multi-disciplinary, team-developed plan that is required for a child receiving special education services. IEPs are tools for setting objectives that are responsive to students with special needs. The International Classification of Functioning, Disability and Health (ICF) is a hierarchical…

Students placed in special education programs for emotional and behavioral disorders with emotional disturbance (ED) identification have academic outcomes that lag both students in regular and special education. This issue is especially important for youth attending urban schools. Although prior research has examined students identified as ED,…

In the current climate of increasing fiscal and clinical accountability, information is required about overall program effectiveness using clinical data. These requests present a challenge for programs utilizing single-subject data due to the use of highly individualized behavior plans and behavioral monitoring. Subsequently, the diversity of the…

This article focuses on analysing the effect of educational differentiation policies of OECD educational systems on socioeconomically disadvantaged students, based on data from PISA 2009. The analysis is conducted on the basis of a definition of two subgroups of disadvantaged students: those that achieve high scores, and those obtaining scores…

Charter schools are public schools authorized to operate with some independence from district or state public school regulations, while still being held accountable for student outcomes. Like traditional schools operated by school districts, charter schools are free and are intended to be open to all students who desire to attend. This study…

As the theme of the 2022 annual meeting of the American Education Research Association, cultivating equitable education systems has gained renewed attention amid an increasingly diverse society. However, systemic inequalities persist for traditionally underserved student populations. As a way to better address diverse students' needs, it is of…

This study reports the effects of an interactive multimedia computer program for teaching social skills to youths with social-adjustment problems. Twelve youths (aged 11-17) were referred by the county diversion program or school guidance counselors. Seven were formally classified as having disabilities and had active Individualized Education…

Current Portuguese Public Law No. 3/2008 requires the use of the International Classification of Functioning, Health and Disability for Children and Youth (ICF-CY) as a reference framework to guide assessment and intervention procedures for students with additional support needs. This study explores whether the ICF-CY use fostered multidimensional…

This paper reports the results of a national two-year project, commissioned by the Portuguese Ministry of Education, to investigate the implementation of the International Classification of Functioning, Disability and Health (ICF) under Decree-Law 3/2008. The Decree-Law also introduced the principle that the documentation of students' functioning…

Research Findings: This longitudinal study investigated the Spanish vocabulary development of dual-language-learning (DLL) children (N = 150) from Spanish-speaking, low-income, predominantly immigrant homes who were enrolled in a state-funded preschool program that provided instruction in Spanish. Children's Spanish vocabulary trajectories were…

Nearly one in five New York City public school children is diagnosed with a disability, making them eligible to receive special education services. These students are diverse in terms of their skills, abilities, and background characteristics. Historically, students with disabilities have had less access to learning opportunities and lower…

Across the United States, and in the states served by the Regional Educational Laboratory West (REL West) in particular, there is widespread concern about how to successfully educate the growing number of English language learner (ELL) students, especially those identified as long-term ELL students and those identified as reclassified fluent…

Across the United States, and in the states served by the Regional Educational Laboratory West (REL West) in particular, there is widespread concern about how to successfully educate the growing number of English language learner (ELL) students, especially those identified as long-term ELL students and those identified as reclassified fluent…