Melanie J Durkin 
From Infancy to the Elderly [PDF ebook] 
Communication throughout the Ages

This book presents research in the field of communications ranging from infancy to the elderly. Topics discussed include the role of symbolic play in early literacy development; aging and the use of electronic speech generating devices in hospitals; sound spectrographic cry analysis and mother’s perceptions of their infant’s crying; caregiver awareness of dementia patients and the educational needs of elderly deaf persons.