This comprehensive compendium covers all aspects of self-defense knives, including their history, development, and technology, as well as practice, training, and combat techniques. Learn about the historical development of modern self-defense knives and their various technical systems, designs, and materials. The book covers various possibilities for carrying an SD-knife, answers questions such as whether a folder or fixed blade is the right choice, and gives recommendations on training knives. The most important combat knives and knife combats of Hollywood movies are included. Readers will learn the basics of Wagner's reality-based training system. Contributions from well-known knife and combat experts such as Sal Glesser, Michael Janich, Frank Metzner, Joachim Friedrich, Dieter Kn"ttel, and Sohny cover special topics such as butterfly and karambit knives, escrima, and self-defense against dogs.