Ype H. PoortingaYpe H. Poortinga is Professor in cross-cultural psychology at the Universities of Tilburg and Leuven. From 1965-1972 he worked at the National Insititute for Personnel Research in Johannesburg. He has been Secretary-General and President of the Intenational Association of Cross- Cultural Psychology and President of the International Test Commission, the Dutch Psychological Association and the European Federation of Psychologists Association. Read More Read Less