This book unites the two sides of additive manufacturing: 1) the technical aspect of 3D printing of very different materials and 2) the disruptive consequences for value chains between producers, intermediaries, and customers due to modern business models. This is because 3D printing breaks with many existing business models: companies take over functions from their previous suppliers (following the "do-it-yourself" trend), intermediaries lose their livelihood (so-called "disintermediation"), manufacturers move their production to decentralized locations (e.g., retailers, car dealerships, or...