<p>This Companion Textbook supplements the <i>ActivEpi</i> CD-ROM, sold separately. The <i>ActivEpi</i> CD-ROM provides a multimedia presentation of concepts, commonly taught in an introductory epidemiology course. <i>ActivEpi</i> mixes a full array of media to motivate, explain, visualize and apply epidemiological concepts. Virtually all of the material on the <i>ActivEpi</i> CD-ROM is included in the Companion Textbook. </p><p>Because individuals differ in their learning skills, the <i>ActivEpi</i> CD-ROM and the <i>ActivEpi</i> Companion Textbook offer readers different but related options on how to learn epidemiology. The Textbook can be used as a hardcopy reference of the textual materials contained on the CD-ROM, as a resource for the practice exercises, as a general reference, or even a self-contained textbook.</p><p>The <i>ActivEpi </i>CD-ROM uses:</p><p>Video to instill real-world motivation for learning and applying epidemiological concepts</p><p>Narrated Expositions to teach the concepts using high-quality audio synchronized with text, pictures, and animations</p><p>Quizzes to provide self-evaluation of basic terms and concepts</p><p>Data Desk to provide practice applying the methods learned to real data</p><p>Navigational Tools such as a dynamic table of contents, index and glossary, to allow easy-to-use methods for working through content</p><p>Web Links to augment the material on the CD with complementary content authored by others.</p><p><i>ActivEpi</i> includes 15 lessons and over 50 hours of content via more than 250 launchable activities and homework exercises. It can be used in a variety of teaching formats: distance learning, self-paced learning, on-campus courses, and short courses. For the latest additions to <i>ActivEpi</i>, visit David Kleinbaum's website.</p><p>http://www.sph.emory.edu/~dkleinb/activepi.htm</p>