Oterhals, Geir; Bachmann, Kari Elisabeth; Bjerke, Annette Hessen; Pedersen, Arve Vorland (Peer reviewed; Journal article, 2023)
In most education systems, the age of a given cohort of students spans up to 12 months, which creates a within-class age difference, or relative age effect, that tends to disadvantage younger students. Because birth month ...