This book is about how to design AI-powered services where human experience and impact are at the center. It is written for you as a professional designer who wants to learn how to wield the power of AI to improve your design skills and creativity. The book also serves as course literature in Computer Science, Design, Informatics, and Human-Machine Interaction.Demystifying and ensuring that today's AI technology is accessible and creates value requires both technical knowledge and an understanding of how humans experience technology. The success of AI-powered services relies on human-centered design. The book therefore introduces machine learning and other AI techniques to expand the toolbox for designers. It addresses how AI can improve existing services and how designers can use advanced AI to create services that can take the initiative and perform tasks on behalf of humans. The emphasis is on using data, algorithms, and computation as a design material that can give rise to new user experiences and effects for individuals, organizations, and society. The book provides 54 practical guidelines for designing successful human-centered AI-powered services.