Research suggests that a country does not need inequity to have high performance. However, such research has potentially suffered from confounders present in between-country comparative research (e.g., latent cultural differences). Likewise, relatively little consideration has been given to whether the situation may be different for high- or…

The common way to calculate confidence intervals for item response theory models is to assume that the standardized maximum likelihood estimator for the person parameter [theta] is normally distributed. However, this approximation is often inadequate for short and medium test lengths. As a result, the coverage probabilities fall below the given…

Purpose: This paper aims to investigate the relationship between psychological empowerment, job satisfaction, and burnout among vice-principals (VPs) in primary schools. Design/methodology/approach: A total of 103 VPs at 103 different primary schools in Germany were surveyed with a questionnaire that assessed the four dimensions of psychological…

The Protestant Reformation swept across Central Europe in the early-sixteenth century, leaving cities divided into Evangelical and Catholic camps as some instituted reforms and others remained loyal to the Roman Church. In offering a new explanation of the Reformation, we develop a theory that identifies ideologically mobilized students as bridge…