Systemic psychotherapy is based on the consistent implementation of its theoretical foundations. This textbook explains both aspects: the fundamentals and their practical application in the daily life of a counselor. The expanded edition also takes into account insights from learning, attachment, and social psychology. Mind maps, cartoons, graphics, and photos enhance the learning experience. Summaries of the key content facilitate memorization. Selected literature recommendations invite further exploration of the subject. A detailed index allows for easy finding of sought-after terms. As is typical of the author, the book is written in an easily understandable manner. An indispensable companion for training and practice in systemic counseling! The book provides comprehensive insights into the areas of philosophical and cybernetic foundations of systemic psychotherapy as well as communication.