This book provides people who want to work systemically with a set of practical tools. It is above all a reference book full of specific and helpful information - which is especially important to persons learning the trade or who are in their first year of practice. The authors, experienced in training, consultation, therapy and supervising, take the reader step by step through the various phases of systemic work: observation, understanding, recording of information, clarification, forming hypothesis, defining aims, planning and application.