Sharing and cooperation were almost certainly part of early Puebloan life, even for people living in largely independent single-household residences scattered across the landscape.

But in a rare interview in 1990 with the Independent newspaper, she said she had no money and no income from her books and was living with her daughter, Olga, in a Shared rented house.

Five behaviors in elderly men are associated not only with living into extreme old age, a new study has found, but also with good health and independent functioning.