For courses in Human Biology taken primarily by non-science majors but which might also include students in applied medical or nursing specializations. This lively narrative personalizes the study of human biology with a friendly writing style, stunning art, abundant applications, and tools to help students develop critical-thinking skills. With clarity, currency, and consistency, the authors give students a conceptual framework for understanding how their bodies work and for dealing with issues relevant to human health in the modern world. Students will gain an appreciation for the intricacy of human biology and the place of humans in the ecosphere.