Reference
Jerrim, J., Parker, P. D., & Shure, N. (2023). Overclaiming: An international investigation using PISA data. Assessment in Education: Principles, Policy & Practice, 1-21. https://doi.org/10.1080/0969594X.2023.2238248
Review
In "Overclaiming: An International Investigation using PISA data," Jerrim, Parker, and Shure (2023) delve into the intriguing phenomenon where individuals assert more knowledge on a subject than they genuinely possess. By harnessing PISA data of over 40,000 teenagers from nine Anglophone countries, the authors aimed to gauge the propensity of these teenagers to profess knowledge of nonexistent mathematical constructs. The findings highlight significant disparities in overclaiming tendencies based on country, gender, and socio-economic background. Intriguingly, those with a higher tendency to overclaim also demonstrated pronounced levels of overconfidence. These individuals also perceived themselves as hard-working, persistent, and believed to be popular among their peers.
This comprehensive study sheds invaluable light on the cultural, gendered, and socio-economic dimensions of the overclaiming phenomenon. However, while the correlations between overclaiming, overconfidence, and certain self-perceptions are enlightening, the study doesn't fully delve into potential causative factors or underlying mechanisms. Moreover, given that the data is predominantly from Anglophone countries, the universality of these findings may be restricted. Further research in a wider array of countries and cultures would bolster the findings' applicability.
Overall, Jerrim et al. (2023) have produced an insightful study that broadens our understanding of overclaiming in teenagers. By connecting it with other psychological constructs, they present a foundational piece for future research. Yet, its geographical limitation and lack of deep exploration into underlying causations are areas that future research can address.
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