Book excerpt: Gaining an understanding of rhetorical theory and its practical applications is a critical component to effective and competent communication. The Essential Guide to Rhetoric provides an accessible and balanced overview of the core historical and contemporary theories. It uses concrete, relevant examples and jargon-free language to bring these concepts to life. The guide helps students move from concept to action with discussions of invention, the traditions of trope, argument and speech, among others. This handy guide is an excellent addition to the public speaking class, extending and deepening crucial concepts, and an indispensable supplement to the rhetorical theory class.