http://archive.boston.com/news/local/massachusetts/articles/2012/05/31/elizabeth_warren_acknowledges_telling_harvard_penn_of_native_american_status/
“At some point after I was hired by them, I . . . provided that information to the University of Pennsylvania and Harvard,’’ she said in a statement issued by her campaign. “My Native American heritage is part of who I am, I’m proud of it and I have been open about it.’’
The assumption was that Warren used it to get ahead in a university environment where certain voices were demanding that women of color be hired in greater numbers to diversify the faculty. Warren herself has given a number of reasons she decided to classify herself as Native American, but seems to have settled on the excuse that, as the Boston Globe put it, “many of the matriarchs of her family were dying and she began to feel that her family stories and history were becoming lost.”