Human Sexuality: The Basics presents the core information underlying the vast subject of human sexuality in a concise, no-frills manner that is easy for students to read and comprehend. Emphasis on the biological basis of sexuality provides students with a structure to understand the important aspects of sexuality presented in other chapters. This approach also provides the basis for encouraging tolerance, acceptance, and understanding of different sexual preferences and behaviors. Critical thinking questions at the end of each chapter along with learning objectives, summaries, and definitions of terms facilitate learning for students.