Immigrant Secrets (2nd ed.)

The only thing my father ever said about his Italian immigrant family was that his parents died in the 1930s, shortly after arriving at Ellis Island. Except they didn't. Once I began the search for my grandparents, I mostly ran into dead-ends. Until the 1940 Census. My grandparents magically appear, but as inmates at the Rockland Insane Asylum. What happened? Why all the secrecy? And how did I use genealogy to unravel the mystery? Like many of their greatest generation compadres, my parents, Jos