The 30 smartest first ladies in US history
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Traditionally, the spouse of the president of the United States served as the hostess of the White House and was in charge of all things domestic. As the first lady, she was also responsible for attending official ceremonies and functions of state either along with, or in place of, her husband.

But America's first ladies have also proven that leadership is not confined to the Oval Office. Since the 1900s, the responsibilities of these women have evolved considerably to include involvement in political campaigns, management of the White House, and championship of numerous social causes. Furthermore, most are highly educated and armed with impressive intellect. They've helped shape policy, culture, and public life, and figure prominently in the political and social life of the United States.

So, who are the smartest first ladies in US history? Click on to browse the gallery and judge for yourself.

Bess Truman (1885–1982)
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Bess Truman, wife of President Harry S. Truman, was known for her steadfast discretion and unpretentious style. Indeed, she believed that her responsibility as a wife was to keep her opinions private. That said, as first lady she served as a thoughtful adviser to the president, her wisdom and insight often helping the commander in chief navigate the immense pressures of the job.