From School Library Journal Grade 9 Up-Books in this series attempt to encourage critical thinking by presenting two opposing essays on different facets of controversial issues. These black-and-white opinions are deepened by the shades-of-gray sidebars and short articles inserted into the main essays. While the essays balance one another out, the editors have chosen chapter titles that present a clear bias. For example, the chapter heading "Do Some Liberal Groups Benefit Society?" confuses "liberal" with "radical," and, as there is no corresponding chapter, implies that