Inclusion Criteria:  eating disorders (anorexia nervosa, bulimia nervosa or binge eating disorder) or other specified feeding or eating disorder (subthreshold of anorexia, bulimia or binge eating disorder) according to Diagnostic Statistical Manual 5 to have no regular treatment (no more than one session per month) during the 8 weeks of the program participants with a Body Mass Index under 17.5 could be include in the study if they had a medical monitoring in another structure  Exclusion Criteria:  a psychotic disorder a bipolar disorder a mental retardation to not read or speak French fluently