NOTE: This article was first presented as a part of a workshop, "Oral-Motor Func­tion and Dysfunction in Children" spon­sored by the Division of Physical Therapy, Department of Medical Allied Health Pro­fessions, University of North Carolina at Chapel Hill and supported in part by a grant from the Bureau of Community Health Services, Department of Health, Education and Welfare. The dates were May 25-28, 1977. The proceedings of the conference were later published in a book, Oral-Motor Function and Dysfunction in Children, edited by Janet M. Wilson. This chapter is reprinted here with the permission of the author and the editor.