By reading and interacting with this chapter, you will learn about constructing arguments based on facts and reason, also known as logos. The chapter covers various aspects of logical arguments, including the use of hard evidence like statistics, facts, and testimonies, as well as constructed arguments based on reason and common sense. It discusses the importance of presenting evidence fairly and reasonably, the role of logical structures in arguments, and the cultural contexts that influence what is considered strong evidence. Additionally, the chapter provides practical exercises to help you apply these concepts, such as analyzing statistical evidence, designing poll questions, and using testimonies and narratives to support arguments.