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.; Explores whether unions are still important to the American work force and greater society. Both public and private unions are discussed.; 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.