[The Ivory Cross: past, present and future. Promotion of oral health in the Netherlands by a national information organization].

In this article a description is given of the role of Dutch National Association for the Promotion of Oral Hygiene (Ivoren Kruis), the Dutch organisation of oral health education. In this review attention is paid to the past and to the recent working method of the association by which it tries to realise the improvement of the dental health on the population and individual level. Special attention is paid to the evaluation of all sort of activities and programmes on oral health education. The article concludes with a short view on the future of the organisation.