The Family System Test (FAST), developed by Thomas M. Gehring, is an important new tool for investigating family relations. Based on the structural-systemic theory of families, it is a figural technique for representing emotional bonds (cohesion) and hierarchical structures in the family or similar social systems. In this unique volume, the editors draw on current theory and research in family or similar social systems together with a variety of empirical studies that have used the FAST, to provide a comprehensive overview and assessment of the test and its use in various clinical...