"In this remarkable book, one of the world's leading biologists presents lucidly (and, often, with dry irony) what we now know about the total human organism. A specialist in the science of behavior in animals and men, Professor Barnett's purpose here is to consider the various branches of human biology in the light of the contributions each can make to contemporary problems ... Confronting pressing and controversial questions objectively and in elegant,...

"This completely revised edition provides a synthesis of the forces that shaped the evolution of the human growth pattern, the biocultural factors that direct its expression, the intrinsic and extrinsic factors that regulate individual development, and the biomathematical approaches needed to analyze and interpret human growth. After covering the history, philosophy and biological principles of human development, the book turns to the evolution of...

In 1974 in a remote region of Ethiopia, Donald Johanson, then one of America's most promising young paleoanthropologists, discovered "Lucy", the oldest, best preserved skeleton of any erect-walking human ever found. This discovery prompted a complete reevaluation of previous evidence for human origins. From Lucy to language is an encounter with the evidence. Early human fossils are hunted, discovered, identified, excavated, collected, preserved, labeled,...

In “Different Appearances”, beginning readers will learn to celebrate diversity by appreciating the many ways people look different from one another. Vibrant, full-color photos and carefully leveled text engage young readers as they draw inferences about how diversity makes our society stronger and more interesting.

Geneticist Spencer Wells traces the human journey from its origins in the heart of Africa.

Who are we, and where did we come from? Follow a trail of ash-entombed footprints to learn about some of the intriguing clues in one of the greatest mysteries of all time: the origins of the human race.