The aim and scope of this Journal is to convey scientific progress in periodontology to those concerned with application of this knowledge for the benefit of the dental health of the community. It will address itself primarily to clinicians general practitioners periodontists as well as to teachers and administrators involved in the organisation of prevention and treatment of periodontal disease. The Journal will publish original contributions of high scientific merit in the field of physiology and pathology of the periodontium diagnosis epidemiology and prevention and therapy of periodontal disease review articles by experts on new developments in basic and applied periodontal science advances in periodontal technique and instrumentation and case reports which illustrate important new information. The language of the Journal is English but all articles will be published with summaries in German and French. The usual selective criteria for acceptance of manuscripts apply for this Journal. The members of the Advisory Board will serve primarily as referees. Publication time will be kept to a minimum in order that new findings can be made generally available in the shortest possible time.