There has been an enormous increase in the number of unmarried cohabiting couples in Sweden and Denmark and a decrease in the marriage rate. Is unmarried cohabitation a deviant behavior? This question is discussed and the answer is given that in Sweden it is not. (Author)

After a short introductory discussion, the results are presented from a series of mapping studies in which headmasters, supervisory teachers, student teachers and different teacher and student groups have expressed their views on co-influence in the school--how they experience the situation today and how they would like the influence to be divided…

The purpose of this field study was to test a "macro-model" stemming from earlier research on ability grouping. Dependent process variables such as methods of instruction, and time for school and homework were studied as a function of grouping characteristics of the class. The main data are "macro" in the sense that they refer…