This book investigates the evolution of the free will debate during the 18th century, specifically focusing on the tension between human agency and causal necessity. James A. Harris, a scholar of Enlightenment philosophy, utilizes primary texts from the period to reconstruct the arguments of major thinkers. He provides a framework that contextualizes how 18th-century philosophers navigated the conflict between deterministic physical laws and the moral requirement for human freedom. The work serves as a historical analysis of how these intellectual debates shaped modern philosophical inquiry.

Experts recognize this work as a rigorous historical account of the development of free will theories during the Enlightenment. Readers frequently note the academic density of the prose, making it a specialized resource for students and scholars of philosophical history.