This new ninth edition of SOCIOLOGY IN A CHANGING WORLD, International Edition will help you visualize sociology all around you! Let this experienced author help you explore the reality of social change and its impact on individuals, groups, and societies throughout the world. SOCIOLOGY IN A CHANGING WORLD, International Edition uses the theme of social change to tie together the many elements of sociology while helping you develop an understanding of the science. Soon, you will begin to see real sociology at work in the world every day. You will examine the social epidemiology of AIDS and the growing obesity epidemic, collective behavior, including fads, fashions, rumor, gossip, panic, and mass hysteria, aging in a global perspective, and gay and lesbian relationships and families. Revised against a background of war and severe economic depression, this new ninth edition tackles domestic and global trends that are sure to resonate with the modern student.