Neural Interfaces is a comprehensive book on the foundations, major breakthroughs, and most promising future developments of neural interfaces. The book contains the foundational topics of neural technologies, such as what is a brain signal and how to record them. It provides step-by-step tutorials on how to start with small projects and use machine learning to identify specific brain patterns. It also reviews recent advances that promise to guide future developments, including minimally invasive neural technologies. Through a mix of introductory and cutting-edge research, this book is a unique resource to those with an interest in neural interfaces and the latest technologies.