This volume investigates the intellectual origins and foundational development of Marxist thought, questioning how the ideology evolved from its inception into a rigid political system. Leszek Kolakowski, a prominent philosopher and historian of ideas, utilizes his extensive background in Marxist theory and European history to deconstruct the early proponents of the movement. He presents a rigorous examination of the philosophical underpinnings that transformed Marx's initial critiques into the institutionalized doctrines that would eventually define the Soviet era. The text serves as the first part of a comprehensive analysis regarding the rise, growth, and eventual dissolution of the Marxist tradition.

Scholars and historians widely regard this work as a definitive, encyclopedic analysis of Marxist thought. Readers frequently note the academic density of the prose, which requires a foundational understanding of political philosophy to fully grasp the author's arguments.