The Program for International Assessment of Adult Competencies (PIAAC) results, released in 2013, have spurred researchers to engage in rich analyses. In addition to making it possible to compare skill levels among the 23 participating nations, the PIAAC data have enabled researchers to analyze relationships among cognitive literacy, numeracy, and…

At a time when governments face the challenges of maintaining competitiveness in a global economy, it is necessary to have high-quality comparative information regarding the fundamental skills of the adult population. Such information can help governments to evaluate policies and design more effective interventions. This article describes a…