The Third International Conference on Haemophilus, Actinobacillus, and Pasteurella (HAP94) was held in July and August at the Edinburgh Conference Centre, Heriot-Watt University, Riccarton Campus, Edinburgh, Scotland, UK. Previous conferences in 1981, Copenhagen, and 1989, Guelph, had indicated widespread interest in this group of pathogenic bacteria and the timing of the Edinburgh conference was prompted by the major advances in our knowledge of the HAP group that had occurred in the five years since the Guelph meeting. These organisms are considered as a group because of their close...