Now in its Fourth Edition, Born to Talk: An Introduction to Speech and Language Development traces development through real time with attention to how the various components of language are integrated in a single child's journey to adult language. Suitable for majors and non-majors, undergraduate and graduate students alike, this text provides a comprehensive view of speech and language development written in a reader-friendly manner. In addition to a real-time presentation of speech and language development, the book contains information on theories of language development, cognitive development, the anatomy and physiology of speech, language diversity, and communication disorders. It also includes revised sections on African American English, Hispanic English, cultural diversity in the public schools, adolescent and adult language, and a much expanded section on fluency disorders. The Fourth Edition features a new and unique chapter on bilingualism. It has been updated throughout with to reflect current research and topics, such as Asian English. To improve the organization, Ch 10 is condensed and information on anatomy and physiology has been moved to the Appendix.Four new tables are added to visually supplement the text.