The basic organization of this Workbook is straightforward: each of the fifteen units matches a corresponding chapter in the main text. the unit sections include: WORDS AND IDEAS to define in your own terms. All relevant information may be found in the corresponding chapter of the main text. EXERCISES, which are, for the most part, drills requiring a sort of mental calisthenics. You are to do these in a concentrated fashion, striving for accuracy and speed. Analysis, the section designed to help you develop basic skills that are not discussed at great length in the text. In the first few units, a system is developed by which you learn to record data resulting from your analytical efforts. COMPOSITION ACTIVITIES, consisting of a special set of activities to introduce you to a new world of creativity. You are called upon to utilize the principles covered in each chapter in a personal, highly individualized way. SELF TESTS, which are brief summaries of a chapter's contents and are useful for spot-checking information. The answers to the Self Tests be found in Appendix 1.Piston, Walter is the author of 'Workbook for Piston Devoto Harmony', published 1987 under ISBN 9780393954845 and ISBN 0393954846.