This study examined group differences in online reading comprehension (ORC) using student data from the 2016 administration of the Progress in International Reading Literacy Study (ePIRLS). An explanatory item response modeling approach was used to explore the effects of item properties (i.e., item format, text complexity, and cognitive…

Differential item functioning (DIF) assessment is key in score validation. When DIF is present scores may not accurately reflect the construct of interest for some groups of examinees, leading to incorrect conclusions from the scores. Given rising immigration, and the increased reliance of educational policymakers on cross-national assessments…

PIRLS (Progress in International Reading Literacy Study) was inaugurated in 2001 as a follow-up to International Association for the Evaluation of Educational Achievement's 1991 Reading Literacy Study. Conducted every five years, PIRLS assesses the reading achievement of young students in their fourth year of schooling--an important transition…

The prevalence of women in the teaching profession has been claimed by various scholars to be responsible for the low school performance among boys. Based on this claim there have been widespread calls for increasing the share of male teachers as a means of improving boys' school performance. There is, however, very little empirical evidence…