Book excerpt: The second edition of the Historical Dictionary of Marxism covers of the basics of Karl Marx’s thought, the philosophical contributions of later Marxist theorists, and the extensive real-world political organizations and structures his work inspired—that is, the myriad political parties, organizations, countries, and leaders who subscribed to Marxism as a creed. This text includes a chronology, an introductory essay, and an extensive bibliography. The dictionary section has over 500 cross-referenced entries on important personalities, both thinkers and doers; political parties and movements; and major communist or ex-communist countries. This book is an excellent access point for students, researchers, and anyone wanting to know more about Marxism.