The book has been written for applied researchers and practitioners in the disciplines of school psychology, speech-language pathology, special education, expressive therapy, family therapy, psychiatry, clinical psychology, pediatric medicine, and social work. Elective mutism is discussed within the important context of silence and gender differences in communication. The elective mutism literature focuses on the characteristics of specific patients but little has been done in systematic theory building. Hadley addresses this issue and argues for a multidimensional theory of elective mutism....