The field of Adult Literacy and Numeracy (ALN) has an evidence problem. This paper analyses that problem through the lens of three overarching types of evidence available to researchers and policymakers: Type 1 evidence, which provides descriptions of the scope of social problems; Type 2 evidence measuring the impacts of programmes addressing…

Through a sociological analysis of the knowledge and actors that have become central to international assessments, the paper focuses on the processes that influence the production of shared narratives and agendas, adopting the position that their existence is not organic, but rather the product of undertakings that often fabricate and manage,…

The Programme for International Assessment of Adult Competencies (PIAAC) will establish technical standards and guidelines to ensure that the survey design and implementation processes of PIAAC yield high-quality and internationally comparable data. This document provides a revised version of the technical standards and guidelines originally…

With the advent of the UN Literacy Decade launched in 2003, there is increased emphasis on monitoring and evaluation of adult literacy around the globe. The present paper presents an overview of the main approaches that have been taken to measure adult literacy within and across countries. A particular focus of the present review is to compare and…