In September 1983 the First International Headache Congress took place, the founding congress of the International Headache Society (lHS). This meeting was attended by around 200 headache specialists from some 20 countries. One of the principal goals of the IHS, which was formed in London in 1982, is to promote and stimulate interest and research in the headache field. In addition to the sponsorship of continued-education events, this also involves the coordination of scientific pro jects and the organization of future conferences. There is no doubt that headaches represent an everyday...