Introduces both classical and contemporary sociological theory in a single comprehensive volume Introduction to Sociological Theory helps undergraduate and graduate students appreciate the diverse perspectives found in sociological analysis, apply theoretical concepts to contemporary issues, and think analytically about everyday occurrences beyond the classroom. Covering a diverse range of theorists and conceptual frameworks, this easily accessible textbook integrates carefully selected primary quotations, extensive discussion of key topics, and a wealth of illustrative empirical examples from around the world. The updated fourth edition of Introduction to Sociological Theory provides new contemporary examples, new discussion of current events, and new material demonstrating the relevance and practical application of sociological concepts in daily life. An entirely new section on posthumanism is accompanied by timely coverage of climate change, COVID-19, social media, post-truth society, the gig economy, ChatGPT, intersectionality, economic and racial inequality, and more. Written in a lively and engaging style, Introduction to Sociological Theory: Illustrates the relevance and real-world application of various sociological concepts and analytical ideas Offers detailed discussion of concepts and ideas found in excerpts from original theoretical writings Helps students apply theoretical concepts to sociological topics such as globalization, inequality, crime, race and gender, political sociology, sexuality, culture, and religion Contains timelines of significant events, analytical photos, chapter glossaries, end-of-chapter review questions, full references, and mini-biographies of important figures Includes access to a companion website with multiple-choice and essay questions, PowerPoint slides, complementary primary readings, a quotation bank, and other background materials Introduction to Sociological Theory: Theorists, Concepts, and their Applicability to the Twenty-First Century, Fourth Edition, remains an ideal textbook for undergraduate and graduate courses on contemporary and classical sociological theory, as well as an excellent supplement for related courses across the social sciences.