Few names are as synonymous with wealth as Rockefeller.

Yet for Peggy Dulany, a great-granddaughter of billionaire industrialist John D. Rockefeller, the name also has a strong link to philanthropy.

"My family is immersed so much in philanthropy, which I use a larger definition of: loving humanity," said the 66-year-old, who has dedicated much of her life to helping end poverty.