“…Interactional models are especially applicable to Downloaded by [University of California, San Diego] at 12:24 29 June 2016 a condition such as FTT, in which biologic vulnerability coexists with family stress and dysfunction (Roberts & Maddux, 1982). By the time rate of weight gain is sufficiently compromised to warrant pediatric hospitalization for FTT, the child's malnutrition may be severe enough to lower social responsiveness, influence caregivers' response to the child and hence, affect long-term psychological outcomes (Pollitt, 1969(Pollitt, , 1973.…”