These books provide a range of opinions on a social issue; each volume focuses on a specific issue and offers a variety of perspectives, e.g., eyewitness accounts, governmental views, scientific analysis, newspaper accounts, to illuminate the issue.; The passage of Citizens United by the Supreme Court in 2010 sparked a renewed debate about campaign spending by large political action committees, or superpacs. Questions such does the influence of The passage of Citizens United by the Supreme Court in 20; Greenhaven Press's At Issue series provides a wide range of opinions on individual social issues. Enhancing critical thinking skills, each At Issue volume is an excellent research tool to help readers understand current social issues and prepare reports.