At the 8th European Congress of Neurosurgery, which took place in Barcelona, September 6-11, 1987, a great number of papers from all fields of neurosurgery were presented, reflecting the major advances that have been achieved in recent years. The Programme Committee of the European Association of Neurosurgical Societies has selected the highlights of the congress for publication. These contributions were carefully edited and compiled in two supplement volumes of Acta Neurochirurgica.

th The 8 European Congress of Neurosurgery which took place in Barcelona from September 6 to 11, 1987, was an unforgettable experience. Many factors contributed to its success: the splendid ambience of Barcelona, the generous hospitality and warm friendship of the hosts, and the marvellous organization and high scientific standard of papers, workshops and discussions. For financial reasons it would not have been possible to publish all the papers presented during the congress. In order to preserve as much as possible of the scientific results, the Programme Committee of the European...