Dædalus was founded in 1955 as the Journal of the American Academy of Arts and Sciences. It draws on the enormous intellectual capacity of the American Academy, whose members are among the nation's most prominent thinkers in the arts, sciences, and humanities. Each issue addresses a theme with authoritative essays on topics such as judicial independence, reflecting on the humanities, the global nuclear future, the challenge of mass incarceration, the future of news, the economy, the military, and race. Contents for 141:4 (On Public Opinion): On the Importance of Public OpinionLee Epstein Long Live the Exit PollD. James Greiner and Kevin M. Quinn On the Meaning & Measurement of MoodJames A. Stimson Public Opinion at the Macro LevelRobert S. Erikson Is Public Opinion Stable? Resolving the Micro/Macro Disconnect in Studies of Public OpinionJames N. Druckman and Thomas J. Leeper Public Opinion & the Supreme Court: The Puzzling Case of AbortionLinda Greenhouse The Great Divide: Campaign Media in the American Mind Diana C. Mutz Latino Public Opinion & Realigning the American ElectorateGary M. Segura Being Free in Obama's America: Racial Differences in Perceptions of Constraints on Political ActionJames L. Gibson