A convincing plea is made for visual display systems in the place of conventional notes particularly for teaching and research.' - British Journal of Psychiatry'The notation used has great promise as an extremely helpful conceptual tool for the group therapist in clinical work and research.' - American Journal of Psychiatry'Any way of increasing the usable information content of case notes is to be welcomed, and this manual contains some very useful suggestions, whether the user has read the major book or not. Strongly recommended.'- British Journal of Guidance and Counselling