CHAPTER 10 Motivation and Emotion What are motivational theories and concepts? What are drive theories? What are incentive theories? What are evolutionary theories? What is the range and diversity of human motives? What is the motivation of hunger and eating? What are the biological factors in the regulation of hunger? What are the environmental factors in the regulation of hunger? What are the roots of obesity? Featured Study: Can women judge mens mate potential in just one glance? How is pornography controversial? What is the mystery of sexual orientation? What is the human sexual response? Detail achievement.