"The Principles of Free Will" by Terence McSweeney is an important book that reveals the philosophy and practical aspects of the emergence and preservation of freedom in modern society. The author systematically examines the key aspects of free will, historical examples of the struggle for it, and the values accompanying this process. Thanks to the clear and concise writing style, the book is an important addition to modern political and philosophical literature, which opens new horizons for understanding the importance and value of freedom in the modern world.