Excellence gaps are differences in advanced education outcomes among student groups. This study replicates and extends an earlier study on the prevalence and magnitude of excellence gaps based on student sex and immigrant status using Grade 8 TIMSS data. Data were included for the 12 countries that have participated in each TIMSS administration…

We conducted three preregistered studies using the Organization for Economic Co-operation and Development Programme for International Student Assessment (PISA) data to provide a worldwide estimation of the standardized test gap between students from lower and higher social classes. We investigated: (a) the degree to which academic anxiety…

In postsecondary education, ethnic and racial disparities in student academic outcomes have continued to be of urgent concern in the current context of changing demographics, racial injustice, and economic realities. Despite knowing the effects of educators' role on students' sense of belonging and impact of culturally relevant pedagogies on…

Creativity is the driving force of technological innovation and sustainable economic growth in the knowledge society. A central question, therefore, is how education helps to enhance creativity. As East Asian countries occupy the top of performance tests such as the OECD's Programme for International Student Assessment (PISA), it is most important…

This qualitative phenomenological study used narrative research to investigate the diversity gaps in teachers' preparedness and their perceptions of diverse teaching methods in multicultural middle school classrooms. The student population became diverse in the last years. To close the diversity gaps, create equity and social justice it was…

I brought together two strands of literature, one investigating the moderate but persistent underachievement of girls in mathematics in most countries, and the other examining the role of self-efficacy and other self-beliefs in predicting behaviour and achievement. I implemented detailed decompositions of the gender mathematics gap, both at the…

The academic achievement gap between racial and ethnic majority and minority students in South Korea has received attention over the past decade, with one government-funded report and 10 peer-reviewed articles examining the performance of diverse student groups in the 2011 National Assessment of Educational Achievement. We conducted a qualitative…

Closing the U.S. academic achievement gap is as complex as it is comprehensive due to the disproportion of instructional opportunities available to underserved student populations. Underserved student populations are defined as minority and/or students of color from low-socioeconomic families and communities, English language learners and recent…

AVIOR, an Erasmus+ Strategic Partnership, aimed to narrow the achievement gap between native and non-native pupils in Europe. European partners collaborated to provide bilingual literacy and numeracy materials for primary school's children aged 4-8. Additionally, they shared best practices on creating inclusive multilingual classrooms among…

In higher education in the United Kingdom (UK), students from ethnic minorities get lower grades than White students. This study focused on the experiences of Black, Asian, and Minority Ethnic (BAME) students completing an undergraduate psychology dissertation module. Self-determination theory (Ryan & Deci, 2000) and intersectionality…

Over the past 20 years, Long Island, New York, has seen an increase in linguistic and racial diversity within its schools. The growth in linguistic diversity has brought with it an increase in English language learners (ELLs), representing almost a 50% increase since 2012. As the ELL population has grown, so has the achievement gap between ELLs…

The dissertation examined the significance of disaggregated data in relation to college students' sense of belonging among Latinx ethnic subgroups. Sense of belonging has been positively associated with student persistence, retention, and completion of degree (Korpershoek et al., 2020). Latinx consist of numerous ethnic subgroups, and…

The significance of evaluating academic engagement strategies that contribute to immigrants' success has increased in recent years. The influx of immigrants from Sub-Saharan Africa to the United States accounted for the increase. The purpose of the research study was to examine educators' experiences with academic engagement strategies for recent…

Achievement gaps still remain even though many institutions have invested in efforts to close them. Some institutions have benefited from the use of data analytics, yet may be unaware of whether they are reinforcing institutional and social behavior that may be increasing or maintaining achievement gaps. Focusing efforts on cultivating learning…

The underachievement of culturally and linguistically diverse students has been spotlighted repeatedly over generations. That spotlight notwithstanding, the problem of underachievement has worsened in recent years as the population of diverse racial and ethnic groups has increased in US schools. This study aimed to address the achievement gap…