In Self-Defense by Wilbur S. Tuttle is an essential practical guide for anyone who wants to learn the basics of self-defense and safety. The book covers various aspects of self-defense, from basic self-defense techniques to understanding the psychology of conflicts. The author explains in detail how to sense a threat and react effectively to it, teaches how to properly use movements to defend against attacks and study the enemy's weak points. "In Self Defense" is an essential guide for every person to feel more confident and safe in today's world.