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Schulklasse beim Unterricht (refer to: Verbal or numerical? How report cards change parents' views of their children's school skills) | Source: © contrastwerkstatt / Adobe Stock

Press releaseVerbal or numerical? How report cards change parents' views of their children's school skills

A new study by BiB shows that most parents overestimate their children's school skills. Written assessments in report cards have little effect on this, whereas grades have a stronger impact on parents.

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Journal ArticlesToday’s high paternal ages at childbirth are not exceptionally high

Willführ, Kai P.; Klüsener, Sebastian (2025)

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Recently, mean paternal ages at childbirth have risen sharply. This has alarmed researchers from a wide range of fields as offspring of older fathers have higher health risks. However, existing studies lack a long-term perspective. Kai Willführ and Sebastian Klüsener show that in many countries current mean paternal ages at childbirth are not unprecedented.