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WASHINGTON - NOVEMBER 05: Pulitzer Prize winner and "To Kill A Mockingbird" author Harper Lee smiles before receiving the 2007 Presidential Medal of Freedom in the East Room of the White House November 5, 2007 in Washington, DC. The Medal of Freedom is given to those who have made remarkable contributions to the security or national interests of the United States, world peace, culture, or other private or public endeavors. (Photo by Chip Somodevilla/Getty Images)

WASHINGTON - NOVEMBER 05:  Pulitzer Prize winner and "To Kill A Mockingbird" author Harper Lee smiles before receiving the 2007 Presidential Medal of Freedom in the East Room of the White House November 5, 2007 in Washington, DC. The Medal of Freedom is given to those who have made remarkable contributions to the security or national interests of the United States, world peace, culture, or other private or public endeavors.  (Photo by Chip Somodevilla/Getty Images)