Opinions matter. Throughout our lives, people offer their own opinions, trying to influence ours and others. In order to understand these opinions and their value, it is important to learn what they are based on. People's opinions can be rooted in statistical evidence, prejudices, science, family or religious beliefs. Understanding this background will help you gain empathy for other's beliefs. This knowledge will benefit you as you form your own opinions and explore your reasons for holding them. The Matters of Opinion series takes a deeper look into important issues that young adults face. Each book features thought-provoking questions that are then addressed by a pro and con viewpoint. As students gather their own viewpoints on the topic, they are then asked to examine the opinions at the end of each chapter. This activity teaches critical thinking skills and introduces argumentative techniques. At the end of the book an activity allows readers to further develop their skills by writing their own essay. There are several opinions regarding the topic of cell phones. Pressing questions include: Is reliance on cell phones harmful to relationships? Are cell phones addictive? Should children be allowed to own cell phones? By examining the issue from two possible sides, readers can sec how opinions can influence culture, society, and the legal system.