Highlight the changing dynamics of the US population  Racial and Ethnic Groups highlights the changing dynamics of the US population. The text helps students view race and ethnic relations in a sociohistorical context, so they can understand the past and see how to shape the future. Author Richard Schaefer’s narrative is driven by engaging first-person accounts that illuminate, and reveal the stories behind, the changing dynamics of the US population. The 15th Edition offers new Relations Across Boundaries features that focus on interactions between different groups, as well as thoroughly updated data and contemporary topics. Updated Research Focus and Global View boxes offer new insights into the ever-changing nature of race and ethnicity. The Speaking Out features provide firsthand commentaries on race and ethnicity in America, helping students to appreciate racial and ethnic groups’ responses to prejudice and other challenges.