Get started
Author

Grzegorz Szumski

Academic achievement of students without special educational needs in inclusive classrooms: A meta-analysis
2017 · Grzegorz Szumski, Joanna Smogorzewska, et al. · Educational Research Review · 283
Same Progress for All? Inclusive Education, the United Nations Convention on the Rights of Persons With Disabilities and Students With Intellectual Disability in European Countries
2020 · Tobias Buchner, Michael Shevlin, et al. · Journal of Policy and Practice in Intellectual Disabilities · 144
Exploring the Pygmalion effect: The role of teacher expectations, academic self-concept, and class context in students’ math achievement
2019 · Grzegorz Szumski, Maciej Karwowski · Contemporary Educational Psychology · 135
Teachers' Effect on Students' Creative Self-Beliefs Is Moderated by Students' Gender
2015 · Maciej Karwowski, Jacek Gralewski, et al. · Learning and Individual Differences · 121
Attitudes of students toward people with disabilities, moral identity and inclusive education—A two-level analysis
2020 · Grzegorz Szumski, Joanna Smogorzewska, et al. · Research in Developmental Disabilities · 110
PDF
School achievement of children with intellectual disability: The role of socioeconomic status, placement, and parents’ engagement
2012 · Grzegorz Szumski, Maciej Karwowski · Research in Developmental Disabilities · 87
Intelligence in childhood and creative achievements in middle-age: The necessary condition approach
2017 · Maciej Karwowski, James C. Kaufman, et al. · Intelligence · 79
From moment-to-moment to day-to-day: Experience sampling and diary investigations in adults’ everyday creativity.
2017 · Maciej Karwowski, Izabela Lebuda, et al. · Psychology of Aesthetics Creativity and the Arts · 76
Examining the Effectiveness of Naturalistic Social Skills Training in Developing Social Skills and Theory of Mind in Preschoolers with ASD
2017 · Grzegorz Szumski, Joanna Smogorzewska, et al. · Journal of Autism and Developmental Disorders · 67
PDF
Academic achievement of students without special educational needs and disabilities in inclusive education–Does the type of inclusion matter?
2022 · Grzegorz Szumski, Joanna Smogorzewska, et al. · PLoS ONE · 61
Emotional and social integration and the big-fish-little-pond effect among students with and without disabilities
2015 · Grzegorz Szumski, Maciej Karwowski · Learning and Individual Differences · 56
Theory of mind goes to school: Does educational environment influence the development of theory of mind in middle childhood?
2020 · Joanna Smogorzewska, Grzegorz Szumski, et al. · PLoS ONE · 52
PDF
Psychosocial Functioning and School Achievement of Children With Mild Intellectual Disability in Polish Special, Integrative, and Mainstream Schools
2014 · Grzegorz Szumski, Maciej Karwowski · Journal of Policy and Practice in Intellectual Disabilities · 47
Same or different? Theory of mind among children with and without disabilities
2018 · Joanna Smogorzewska, Grzegorz Szumski, et al. · PLoS ONE · 44
Theory of mind development in school environment: A case of children with mild intellectual disability learning in inclusive and special education classrooms
2019 · Joanna Smogorzewska, Grzegorz Szumski, et al. · Journal of Applied Research in Intellectual Disabilities · 34
PDF
Developing Preschoolers’ Social Skills: The Effectiveness of Two Educational Methods
2017 · Joanna Smogorzewska, Grzegorz Szumski · International Journal of Disability Development and Education · 31
School engagement, sensitivity to criticism and academic achievement in children: The predictive role of theory of mind
2021 · Joanna Smogorzewska, Grzegorz Szumski, et al. · Learning and Individual Differences · 28
Can play develop social skills? The effects of ‘Play Time/Social Time’ programme implementation
2015 · Grzegorz Szumski, Joanna Smogorzewska, et al. · International Journal of Developmental Disabilities · 27
Personality predictors of creative achievement and lawbreaking behavior
2019 · Izabela Lebuda, Maciej Karwowski, et al. · Current Psychology · 23
PDF
The Children’s Social Understanding Scale: An advanced analysis of a parent-report measure for assessing theory of mind in Polish children with and without disabilities.
2018 · Joanna Smogorzewska, Grzegorz Szumski, et al. · Developmental Psychology · 15
Predictors of success and quality of life in people with borderline intelligence: The special school label, personal and social resources
2018 · Grzegorz Szumski, Anna Firkowska‐Mankiewicz, et al. · Journal of Applied Research in Intellectual Disabilities · 15
General and special education teachers in co-teaching. Self-efficacy in collaboration, co-teaching benefits, and teaching practices in inclusive classrooms: a mediation analysis
2025 · Grzegorz Szumski, Zuzanna Narkun-Jakubińska, et al. · European Journal of Special Needs Education · 13
Creativity, theory of mind and loneliness – The links between cognitive and social abilities of school-age children
2024 · Joanna Smogorzewska, Grzegorz Szumski, et al. · Learning and Individual Differences · 9
Edukacja Inkluzyjna — Geneza, Istota, Perspektywy
2006 · Grzegorz Szumski · Kwartalnik Pedagogiczny · 9
Longitudinal relations between theory of mind and academic achievement among deaf and hard-of-hearing school-aged children
2023 · Joanna Smogorzewska, Grzegorz Szumski, et al. · Journal of Experimental Child Psychology · 8
Works count: 58
Citation count: 1,604
H-index: 19
I10-index: 22
Year
Topic
Type