Normally, our relationships with our brothers and sisters are the longest relationships in our lives, outlasting time with our parents, and most marriages today. The sibling relationship is emotionally powerful and critically important, giving us a sense of continuity throughout life. So what happens when a child loses contact not only with his or her parents, but with siblings too? That is what happens in thousands of cases each year inside the child welfare system. Children are surrendered by parents - or taken by the government - and placed in the foster care system. There, they are...