Elaine Marieb's engaging writing style and meticulous attention to the learning needs of students continue to be hallmarks of this market-leading text. The author not only reports the latest research and advancements in the field, she does so with a sense of fascination and encouragement. Every chapter has been scrutinized with the goal of helping students understand core concepts and apply their knowledge to new situations. In addition, the text and supplements package offers a convenient, integrated learning system. For example, new end-of-chapter Learning with Technology sections make using CD-ROM and Internet resources easier than ever.