Nurullah Eryılmaz
Biographic Data
| ID | 3843594 |
|---|---|
| NAME | Nurullah Eryılmaz |
| GIVEN NAMES | Nurullah |
| FAMILY NAME | Eryılmaz |
| SIGNATURE | ERYILMAZ N |
| AFFILIATIONS | Leuphana University of Lüneburg |
| ORCID | 0000-0003-1916-8295 |
| VERIFIED | Yes |
| TOTAL WORKS | 32 |
| TOTAL CITATIONS | 2 |
| AUTHOR COUNT | 32 |
| EDITOR COUNT | 0 |
| FIRST PUBLICATION YEAR | 2021 |
| LATEST PUBLICATION YEAR | 2026 |
| H-INDEX | 1 |
Understanding pedagogical and relational dimensions of laptop use in Abu Dhabi schools
Despite growing global investments in one-to-one laptop programs, the successful integration of digital technology in schools remains highly uneven, particularly in under-researched regions like the Gulf. This qualitative case study investigates how middle school students and teachers in Abu Dhabi experience the introduction of laptops through the national Alef platform. Drawing on semi-structured interviews with six teachers and six students acr…
Unequal Help
This study draws on data from 77 and 68 educational systems to conduct a meta-analysis examining the relationship between students’ cultural capital, teacher support, student–teacher relationships, and mathematics achievement. Results show that objectified and institutionalized forms of cultural capital—specifically home possessions ( r = .27, p r = .17, p r = .02 to .03, p I 2 = 84%–90%). While teacher support (TEACHSUP) and student–teacher rela…
School climate and student achievement
Global patterns in STEM teacher shortages
Shortages of mathematics and science teachers are widely cited as a global challenge, yet little is known about how these shortages evolve over time or how they are distributed across schools. Drawing on principal reports from four cycles of the Trends in International Mathematics and Science Study (TIMSS 2011–2023), this study examines longitudinal patterns in mathematics and science teacher shortages at Grades 4 and 8 across more than 40 educat…
Teacher quality and mathematics achievement gains
Student characteristics and mathematics achievement growth
Understanding how student characteristics are associated with learning outcomes is central to evaluating educational systems. However, international comparative evidence has relied largely on cross-sectional studies that do not account for prior achievement, thereby limiting insight into the roles of prior achievement, gender, and socioeconomic status. Using panel data from the TIMSS Longitudinal Study, this paper examines mathematics achievement…
Distributed leadership and teacher job satisfaction over time
This study investigates international trends in distributed leadership and teacher job satisfaction, using data from the 2013 and 2018 cycles of the OECD Teaching and Learning International Survey. Focusing on countries that participated in both waves, the study addresses two key aims: (1) to examine cross-national changes in mean levels of teacher job satisfaction, both with the profession and the workplace, between 2013 and 2018, and to assess …
Teaching quality
Do findings from a single country generalise internationally? Evidence from an international assessment
Addressing the gap in creative pedagogies among teachers through instructional leadership
The within-school gap in teaching has long been a primary focus of policymakers, researchers, and practitioners working to ensure equitable student outcomes. However, limited empirical research has examined the factors that can address this gap. This study examined the role of instructional school leadership in explaining variation in within-school creative pedagogies, controlling for various school-level contextual and teacher-related variables.…
Leading collaborative innovation in schools
In an era of rapid global change – from pandemics and climate crises to technological shifts and social inequalities – schools need leadership that sparks collaborative innovation to build resilience and equity in lower secondary education. Drawing on TALIS 2018 data from 48 countries (approximately 260,000 teachers and 15,000 principals), this study uses psychometric network analysis and meta-analytical synthesis to explore how specific leadersh…
Trends in reading teacher shortage
Teacher shortages have emerged as a critical global issue, directly impacting international efforts to ensure equitable access to quality education. This study provides a comprehensive, longitudinal analysis of reading teacher shortages using data from the Progress in International Reading Literacy Study (PIRLS) spanning 2001 to 2021. Drawing on principal-reported data across five survey cycles, we investigate trends in teacher shortages over two…
Four decades of change
Innovative approaches in mathematical modeling
This qualitative study explores the mathematical modeling processes of eighty-seven pre-service mathematics teachers in Turkey, focusing on their approaches to real-world problem-solving and the integration of technology. Utilizing a case study design, participants engaged in the Demijohn Problem, a modeling activity centered on quadratic functions. Data were collected through audio and video recordings, worksheets, and reflective essays. Finding…
Assessing the impact of laptop integration on students' self-confidence and self-efficacy in technology use
This study examines the quantitative effects of a laptop introduction program in Abu Dhabi's middle schools on students' self-confidence and self-efficacy in using technology. The quantitative phase involved 198 students, with data collected pre- and post-intervention through a survey questionnaire. The study employed a control and intervention group design, allowing for comparative analysis. Using statistical models, the study explored the impac…
School leaders’ expectations of AI’s impact on students and teachers
This study examines how principals perceive the potential benefits and challenges of artificial intelligence (AI) for students’ learning and teachers’ work across 12 countries, utilizing data from the 2023 International Computer and Information Literacy Study (ICILS 2023). We utilized latent network models, which allow for a flexible, network-based understanding of latent constructs, to examine the structural relationships between variables relat…
Student composition, equity, and mathematics learning outcomes during a time of educational reforms in Ethiopia
This paper assesses the extent to which the implementation of a complex educational reform in Ethiopia was associated with changes in mathematics test scores for Grade 4 pupils from 2012–13 to 2018–19. During this period, while mathematics teachers’ educational qualifications and teacher content knowledge in mathematics improved, students in 2018–19 achieved, on average, lower test scores in mathematics than those in 2012–13. However, they also s…
How school leadership and innovation shape instructional pathways to student achievement across nations
Educational leadership, innovation and teaching play essential roles in shaping student achievement. However, extant literature primarily has relied on linear modelling approaches and has not focused on substantively testing a theory. The present study employs multilevel structural equation modelling (ML-SEM) and multilevel decision trees (MLM trees) to investigate associations between school leadership, team innovation, cognitive activation and …
Teacher job satisfaction
Teacher job satisfaction is considered a crucial factor in retaining successful teachers in the workforce and for the general well-being of teachers. Understanding the relationship between school working conditions with job satisfaction is considered to be essential for enhancing teacher motivation, retention, and ultimately, student outcomes. Following the influential study by Toropova et al. (2021), the current study employs regression analysis…
A critical evaluation of alignment optimization for improving cross- national comparability in international large-scale assessments
This study critically examines the use of alignment optimization to improve cross-national comparability of teacher and principal scales from the Teaching and Learning International Survey (TALIS) 2018. By investigating key psychometric properties, including dimensionality, reliability, and measurement invariance, the study highlights critical challenges in international large-scale assessments. While unidimensionality and high internal consisten…
Pre-service mathematics teachers' modelling processes within model eliciting activity through digital technologies
This study examines the modelling approaches of high school pre-service mathematics teachers (PSTs) and the types and purposes of digital technologies they use at different stages of the mathematical modelling process. Conducted during the 2018-2019 academic year, the study involved 26 PSTs working in eight groups as part of a course on computer technologies in mathematics education. The participants engaged in a model eliciting activity (MEA) fo…
Measuring the effective implementation of the Geqip reform at school level in Ethiopia
This study examines the substantive impact of educational reforms on school and classroom organization worldwide, noting that many reforms have been more rhetorical than practical in enhancing educational quality. It highlights the crucial role of school principals in driving changes to improve student learning, despite the challenges of implementing reforms that have historically not led to significant increases in student achievement. Focusing …
A study of factors and their influence on mathematics-related beliefs and performance in Turkey
The present study endeavors to uncover the intricate nexus among pertinent variables, including self-efficacy, perceived usefulness, parental education levels, and gender, and their relationship with mathematics performance. To achieve this objective, several hypotheses were tested, and a path model was estimated. The study cohort comprised 117 8th-grade students (64 females, 53 males) enrolled in a secondary school in Turkey. Results, in general…
The Effects of Growth Mindset and Resilience on Immigrant Students’ Pisa Science Achievement
In recent years, self-theories such as growth mindset and resilience have gained interest as they have a sizable influence on achievement and school-related motivation. The aim of this study is to investigate the relationship between immigrant students’ growth mindset, resilience, and science achievement in PISA 2018 by considering the mediating effect of attitudes toward school. Using secondary data for Australia, the UK, and the USA obtained fr…
Longitudinal Development of Holistic Formulaicity, Formulaic Sequences, and Lexical Complexity in Sojourner Diaries
Because of authentic exposure, study-abroad sojourners are expected to become more proficient in terms of holistic formulaicity (defined as targetlike language use of intensifiers, fillers, multiword sequences, lexical features, verb-argument constructions, pragmatic and discourse features, and so on), use of formulaic sequences, and lexical measures. This study traces the development of these constructs over time in written diary texts of 26 Cat…
Pre-service mathematics teachers' modelling processes within model eliciting activity through digital technologies
This study examines the modelling approaches of high school pre-service mathematics teachers (PSTs) and the types and purposes of digital technologies they use at different stages of the mathematical modelling process. Conducted during the 2018-2019 academic year, the study involved 26 PSTs working in eight groups as part of a course on computer technologies in mathematics education. The participants engaged in a model eliciting activity (MEA) fo…
A Cross-Cultural Comparison of Self-Efficacy as a Resilience Measure
This study explored the equivalence of resilience across countries and economies that participated in PISA 2018. A total of 79 countries and economies were divided into ten sub-groups based on their socio-demographic characteristics. Analysis of the comparability of the PISA self-efficacy scale as a measure of resilience across the participating countries/economies in the study was conducted using multi-group confirmatory factor analysis (MG-CFA)…
Characteristics of the schools resilient to violence. A study based on data from ICCS 2016 in Chile, Mexico and Colombia
The relationship between cultural capital and the students’ perception of feedback across 75 countries
The effects of motivational and metacognitive variables on immigrant and non-immigrant students’ reading achievement
Is Distributed Leadership Universal? A Cross-Cultural, Comparative Approach across 40 Countries
Distributed leadership (DL) is defined as the degree of contact and involvement of various people in making choices or carrying out responsibilities, and is an increasingly used concept among researchers, policymakers, and educationalists worldwide. However, few studies have investigated the cross-cultural comparability of the distributed leadership scale for school principals, and few have ranked countries according to their levels of distribute…
A dynamic usage-based analysis of L2 written complexity development of sojourners
Studies exploring complexity, accuracy, and fluency (CAF) development from a complex dynamic or dynamic usage-based (DUB) systems view are well documented in the literature (Verspoor et al., 2021). However, the analyses in these studies are mostly limited to elementary to intermediate level L2 learners from instructed secondary school settings. The current study thus investigates the relationship between time and holistic judgments of proficiency…
Exploring the relationship between cultural capital and the use of school resources for parental involvement across countries
This study aims to explore the effect of cultural capital on the perception of parental involvement policies offered by schools in various countries. Using PISA (2018) data, a multilevel model is implemented for each participant country to adopt a comparative perspective. While the results suggest a complex effect, moderated by idiosyncratic country characteristics, the objectified component of cultural capital shows a positive trend pattern for …
Measuring the effective implementation of the Geqip reform at school level in Ethiopia
This study examines the substantive impact of educational reforms on school and classroom organization worldwide, noting that many reforms have been more rhetorical than practical in enhancing educational quality. It highlights the crucial role of school principals in driving changes to improve student learning, despite the challenges of implementing reforms that have historically not led to significant increases in student achievement. Focusing …
A study of factors and their influence on mathematics-related beliefs and performance in Turkey
The present study endeavors to uncover the intricate nexus among pertinent variables, including self-efficacy, perceived usefulness, parental education levels, and gender, and their relationship with mathematics performance. To achieve this objective, several hypotheses were tested, and a path model was estimated. The study cohort comprised 117 8th-grade students (64 females, 53 males) enrolled in a secondary school in Turkey. Results, in general…
The Effects of Growth Mindset and Resilience on Immigrant Students’ Pisa Science Achievement
In recent years, self-theories such as growth mindset and resilience have gained interest as they have a sizable influence on achievement and school-related motivation. The aim of this study is to investigate the relationship between immigrant students’ growth mindset, resilience, and science achievement in PISA 2018 by considering the mediating effect of attitudes toward school. Using secondary data for Australia, the UK, and the USA obtained fr…
Longitudinal Development of Holistic Formulaicity, Formulaic Sequences, and Lexical Complexity in Sojourner Diaries
Because of authentic exposure, study-abroad sojourners are expected to become more proficient in terms of holistic formulaicity (defined as targetlike language use of intensifiers, fillers, multiword sequences, lexical features, verb-argument constructions, pragmatic and discourse features, and so on), use of formulaic sequences, and lexical measures. This study traces the development of these constructs over time in written diary texts of 26 Cat…
A Cross-Cultural Comparison of Self-Efficacy as a Resilience Measure
This study explored the equivalence of resilience across countries and economies that participated in PISA 2018. A total of 79 countries and economies were divided into ten sub-groups based on their socio-demographic characteristics. Analysis of the comparability of the PISA self-efficacy scale as a measure of resilience across the participating countries/economies in the study was conducted using multi-group confirmatory factor analysis (MG-CFA)…
Innovative approaches in mathematical modeling
This qualitative study explores the mathematical modeling processes of eighty-seven pre-service mathematics teachers in Turkey, focusing on their approaches to real-world problem-solving and the integration of technology. Utilizing a case study design, participants engaged in the Demijohn Problem, a modeling activity centered on quadratic functions. Data were collected through audio and video recordings, worksheets, and reflective essays. Finding…
Assessing the impact of laptop integration on students' self-confidence and self-efficacy in technology use
This study examines the quantitative effects of a laptop introduction program in Abu Dhabi's middle schools on students' self-confidence and self-efficacy in using technology. The quantitative phase involved 198 students, with data collected pre- and post-intervention through a survey questionnaire. The study employed a control and intervention group design, allowing for comparative analysis. Using statistical models, the study explored the impac…
School leaders’ expectations of AI’s impact on students and teachers
This study examines how principals perceive the potential benefits and challenges of artificial intelligence (AI) for students’ learning and teachers’ work across 12 countries, utilizing data from the 2023 International Computer and Information Literacy Study (ICILS 2023). We utilized latent network models, which allow for a flexible, network-based understanding of latent constructs, to examine the structural relationships between variables relat…
Student composition, equity, and mathematics learning outcomes during a time of educational reforms in Ethiopia
This paper assesses the extent to which the implementation of a complex educational reform in Ethiopia was associated with changes in mathematics test scores for Grade 4 pupils from 2012–13 to 2018–19. During this period, while mathematics teachers’ educational qualifications and teacher content knowledge in mathematics improved, students in 2018–19 achieved, on average, lower test scores in mathematics than those in 2012–13. However, they also s…
How school leadership and innovation shape instructional pathways to student achievement across nations
Educational leadership, innovation and teaching play essential roles in shaping student achievement. However, extant literature primarily has relied on linear modelling approaches and has not focused on substantively testing a theory. The present study employs multilevel structural equation modelling (ML-SEM) and multilevel decision trees (MLM trees) to investigate associations between school leadership, team innovation, cognitive activation and …
Teacher job satisfaction
Teacher job satisfaction is considered a crucial factor in retaining successful teachers in the workforce and for the general well-being of teachers. Understanding the relationship between school working conditions with job satisfaction is considered to be essential for enhancing teacher motivation, retention, and ultimately, student outcomes. Following the influential study by Toropova et al. (2021), the current study employs regression analysis…
A critical evaluation of alignment optimization for improving cross- national comparability in international large-scale assessments
This study critically examines the use of alignment optimization to improve cross-national comparability of teacher and principal scales from the Teaching and Learning International Survey (TALIS) 2018. By investigating key psychometric properties, including dimensionality, reliability, and measurement invariance, the study highlights critical challenges in international large-scale assessments. While unidimensionality and high internal consisten…
Pre-service mathematics teachers' modelling processes within model eliciting activity through digital technologies
This study examines the modelling approaches of high school pre-service mathematics teachers (PSTs) and the types and purposes of digital technologies they use at different stages of the mathematical modelling process. Conducted during the 2018-2019 academic year, the study involved 26 PSTs working in eight groups as part of a course on computer technologies in mathematics education. The participants engaged in a model eliciting activity (MEA) fo…
Understanding pedagogical and relational dimensions of laptop use in Abu Dhabi schools
Despite growing global investments in one-to-one laptop programs, the successful integration of digital technology in schools remains highly uneven, particularly in under-researched regions like the Gulf. This qualitative case study investigates how middle school students and teachers in Abu Dhabi experience the introduction of laptops through the national Alef platform. Drawing on semi-structured interviews with six teachers and six students acr…
Unequal Help
This study draws on data from 77 and 68 educational systems to conduct a meta-analysis examining the relationship between students’ cultural capital, teacher support, student–teacher relationships, and mathematics achievement. Results show that objectified and institutionalized forms of cultural capital—specifically home possessions ( r = .27, p r = .17, p r = .02 to .03, p I 2 = 84%–90%). While teacher support (TEACHSUP) and student–teacher rela…
School climate and student achievement
Global patterns in STEM teacher shortages
Shortages of mathematics and science teachers are widely cited as a global challenge, yet little is known about how these shortages evolve over time or how they are distributed across schools. Drawing on principal reports from four cycles of the Trends in International Mathematics and Science Study (TIMSS 2011–2023), this study examines longitudinal patterns in mathematics and science teacher shortages at Grades 4 and 8 across more than 40 educat…
Teacher quality and mathematics achievement gains
Student characteristics and mathematics achievement growth
Understanding how student characteristics are associated with learning outcomes is central to evaluating educational systems. However, international comparative evidence has relied largely on cross-sectional studies that do not account for prior achievement, thereby limiting insight into the roles of prior achievement, gender, and socioeconomic status. Using panel data from the TIMSS Longitudinal Study, this paper examines mathematics achievement…
Psychology (13 works) · School Choice and Performance (11 works) · Academic achievement (8 works) · Computer Science (8 works) · Mathematics education (7 works) · Parental Involvement in Education (7 works) · Educational Assessment and Improvement (6 works) · Mathematics (6 works) · Multilevel model (6 works) · Political science (6 works)