This thoroughly updated fourth edition of Critical Theory Today offers an accessible introduction to contemporary critical theory, providing in-depth coverage of the most common approaches to literary analysis today, including: feminism; psychoanalysis; Marxism; reader-response theory; New Criticism; structuralism and semiotics; deconstruction; new historicism and cultural criticism; lesbian, gay, and queer theory; African American criticism; and postcolonial criticism and ecocriticism. This new edition features:* A brand new chapter on ecocriticism, including sections on deep ecology, eco-Marxism, ecofeminism (including radical, Marxist, and vegetarian ecofeminisms), and postcolonial ecocriticism and environmental justice* Considerable updates to the chapters on feminist theory, African American theory, postcolonial theory, and LGBTQ theories, including terminology and theoretical concepts* An extended explanation of each theory, using examples from everyday life, popular culture, and a variety of literary texts* A list of specific questions critics ask about literary texts * An interpretation of F. Scott Fitzgerald's The Great Gatsby through the lens of each theory* A list of questions for further practice to guide readers in applying each theory to different literary works* Updated and expanded bibliographies Both engaging and rigorous, this is a "how-to" book for undergraduate and graduate students new to critical theory and for college professors who want to broaden their repertoire of critical approaches to literature.