Erosion, from Golan Shahar is a very good book in the sens that it offers an exhaustive syntheses of the researches on self-criticism with a theoretical model and clear links between self-criticism, perfectionism and rumination. It also gives an overview of longitudinal researches on the effect of self-criticism on the development of emotional disorders and an historical vision of the different therapeutic approaches working with self-criticism. He finally proposes his own therapeutic approach.