“To me, she is a monster … She’s the woman who abused my son, who repeatedly beat him on the back of the head with something to the point where his brain swelled and died.” That was how one grieving mother described the person who ran the day care where she believes her son was the victim of Shaken Baby Syndrome. A jury agreed. That’s common in these cases. But now the diagnosis — not just in this case, but in all cases — has been called into question. WaPo’s Debbie Cenziper provides an exhaustive report on the disputed diagnosis that has imprisoned many caregivers, and many parents.