Experienced researchers and clinicians from a wide variety of theoretical background have come together to give a comprehensive analysis of couples diagnosed with major psychopathology, personality disorders, and social challenges. Bipolar disorder, panic disorder, psychosis, sexual disfunction, physical illness, narcissisistic/borderline diagnoses --these are among the common problems addressed in this text as the contributors tackle the complex task of assessment, offering definitions, interpretations, interventions and instructive case material along the way.