The author, psychiatrist and psychotherapist, describes his clinical experience gained in a mental health center on the outskirts of Rome, with families of migrants. Argues that family therapy, on the traces left by Gregory Bateson, should recover its relationship with other levels of reading for to conduce to a different thought / action that the complexity of the migrants families requires. In this regard, he introduces the term "contaminated therapies" to indicate this aspect of reality to which scientific paradigms must be able to adapt.
Keywords: Migrants families,complexity of mind, contaminated therapy