The fifth edition of this topically-organized introduction to infancy provides a comprehensive overview of infant development with a strong theoretical and research base. The authors' goal is to help readers gain a clear understanding of infant development and the related issues and problems that will most likely be the focus of significant advances in the future. The new edition reflects the enormous changes that have occurred in infant development over the past decade. Each chapter has been thoroughly revised to reflect the field's current thinking and research emphasizing work from the 21st century, although the most classic references have also been retained. All aspects of infant development are reviewed including contextual, methodological, neurological, physical, perceptual, cognitive, communicative, emotional, and social development. With the addition of new co-author Martha Arterberry, this edition, features a more accessible style and enhanced pedagogical program, making this edition an ideal text in classes at all levels, undergraduate and graduate, as well as in various disciplinary contexts. This extensively revised edition features a number of changes: New co-author, Martha Arterberry, added a number of new pedagogical tools and rewrote certain sections making the book attractive to students from diverse academic backgrounds. Enhanced pedagogical program including the addition of orienting questions at the beginning of each chapter and boldfaced key terms when first introduced and listed at the end of the chapter and defined in the end of text glossary to help facilitate understanding and learning. Two new boxes in each chapter Science in Translation illustrating applied issues and Set for Life illustrating the significance of infancy for later functioning. A greater emphasis on practical applications and social policy. Many more graphs, tables, and photos that explain important concepts and findings. Literature reviews that are thoroughly updated to reflect contemporary research. All new Instructor and student resources area available on the book's website. Intended for beginning graduate or advanced undergraduate courses on infant (and toddler) development or infancy or early child development taught in departments of psychology, human development & family studies, education, sociology, social work, and anthropology, this book also appeals to social service providers, policy makers, and clergy who work with community institutions.