This booklet reviews the modern concepts of stuttering generally agreed on by authorities in the field of speech disorders. The pamphlet is intended for the nonprofessional public but has much value for professional persons as well. Stuttering is described in both children and adults. The usual onset of stuttering in young childhood, the problem of examination and location of this onset and the general methods of treatment by parents and others are covered from the point of view of the general public. Suggestions for parents which have been proved helpful by a number of clinics are given and the general method of correction used by professionally qualified speech correctionists is outlined.