EDITORS Hans V AN DEN BREKEL * and Fred DEVEN** * NIDI, P. O. Box 11650, 2502 AR The Hague, The Netherlands ** CBGS, Markiesstraat 1, 1000 Brussels, Belgium The series "Population and Family in the Low Countries" (POPFAM), established in 1976, aims to introduce selected issues of demographic research in Flanders/Belgium and the Netherlands to an international audience. The publication series results from cooperation between the Nether­ lands Interdisciplinary Demographic Institute (NIDI, The Hague) and the Flemish Population and Family Study Centre (CBGS, Brussels). This 1995 edition is the 111h in the series. In 1995, the NIDI celebrates its 25th anniversary as the Dutch national demographic institute, making it a special year for Dutch demography. The contents of this publication obviously highlights this event as most articles selected for this edition are written by Dutch or NIDI related scholars. The article "Ageing and the demand for care: scenario studies for Europe" by Hanna van Solinge and Jenny de Jong Gierveld concerns a comparative study with respect to the consequences of ageing populations for the infrastructure of care for the elderly. It presents results of a scenario study on future developments in demand and supply of elderly care services for a selected number of European countries, summarizing an extensive study on the impact of ageing populations on the socio-medical system conducted by the authors on behalf of the European Population Committee of the Council of Europe.