"The concept of competencies is crucial for evaluating educational systems as well as for basic research in education. This book covers current theoretical, psychometric, and practical issues related to the assessment of competencies in a variety of educational settings. Leading researchers from around the world contribute their expertise from different research fields." "The book provides a valuable tool for researchers interested in the theoretical and psychometric background of assessment as well as for readers interested in practical aspects of assessment and evaluation in educational or vocational contexts, such as policy makers, teachers, and school administrators."--Back cover.