Intro -- Contents -- Contributors -- Acknowledgments -- 1. Group Opinion and the Study of Representation / Peter K. Enns and Christopher Wlezien -- Part 1. Group Opinions -- Part 1. Introduction -- 2. Assessing the Ethnic and Racial Diversity of American Public Opinion / Marisa Abrajano and Keith T. Poole -- 3. United We Divide? Education, Income, and Heterogeneity in Mass Partisan Polarization / Christopher Ellis and Joseph Daniel Ura -- 4. The Political Geography of Party Resurgence / David A. Hopkins and Laura Stoker -- 5. Get Government Out of It: Heterogeneity of Government and Its Connection to Economic Interests and Policy Preferences / Katherine Cramer Walsh -- Part 2. Policy Representation -- Part 2. Introduction -- 6. Segmented Representation: The Reagan White House and Disproportionate Responsiveness / James N. Druckman and Lawrence R. Jacobs -- 7. Whose Statehouse Democracy? Policy Responsiveness to Poor Versus Rich Constituents in Poor Versus Rich States / Elizabeth Rigby and Gerald C. Wright -- 8. How Poorly Are the Poor Represented in the U.S. Senate? / Yosef Bhatti and Robert S. Erikson -- 9. Policy Consequences of Representational Inequality / Martin Gilens -- 10. Inequality in Policy Repsonsiveness / Christopher Wlezien and Stuart N. Soroka -- 11. Who Do Parties Represent? / Wesley Hussey and John Zaller -- Part 3. On Inequality in Political Representation -- 12. The Issues in Representation / James A. Stimson -- Epilogue: Final Thoughts on Who Gets Represented / Peter K. Enns and Christopher Wlezien -- Index.