Autor: Rene van der Veer

René van der Veer graduated in experimental psychology at the Free University of Amsterdam in 1975 and obtained his Ph D in psychology in 1985 with a dissertation about Vygotsky. He is currently a professor of the history of education at Leiden University, and his research interests include the history of attachment theory, cultural-historical theory and the history of childcare advice. His books include Understanding Vygotsky  (with Valsiner, 1991), and Lev Vygotsky (2007). Ekaterina Zavershneva graduated at Moscow State University in 1996 and defended her candidate dissertation on the crisis in contemporary psychology in 2004. She is the author of many works in the interdisciplinary field of methodology, theory, and history of psychology and specializes in cultural-historical psychology. She is an acknowledged expert on the Vygotsky family archive, a topic on which she has published articles and chapters in several languages.