Igor Ž. Žagar studied philosophy, sociology, and linguistics in Ljubljana, Paris, and Antwerp. He received his doctoral degree in Sociology of Culture from the University of Ljubljana. He is a Professor of Rhetoric and Argumentation at the University of Primorska, and a Senior Research Fellow and Head of the Centre for Discourse Studies at the Educational Research Institute, Ljubljana, Slovenia. He has lectured in Belgium, the United States, Italy, China, the United Kingdom, the Netherlands, Spain, Russia, Romania, Poland and France. His interests lie in pragmatics (speech act theory, (critical) discourse analysis), philosophy of language, argumentation, and rhetoric. He is the author/co–author and editor/co–editor of twelve books and more than a hundred articles.
Polona Kelava is a Research Assistant in the Centre for Evaluation Studies at the Educational Research Institute and a Teaching Assistant at the Faculty of Education, University of Maribor. Her main research areas are adult education and vocational education and training. In her research, she deals mainly with the recognition of non–formal and informal learning and social inclusion based on educational attainment. She is the author of scholarly and other journal articles in these fields, and is also the co–author of a monograph.