Millions of people attended Barack Obama's inauguration in January 2009. Wikimedia Commons hide caption

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Violinist Lisa Batiashvili grew up hearing her father play Shostakovich's music. Courtesy of Deutsche Grammophon hide caption

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George W. Bush Wikimedia Commons hide caption

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Renata Scotto has retired from the stage, but she hasn't slowed down — she's now a director and costume designer. courtesy of the artist hide caption

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President Clinton presided over prosperity during his administration. Wikimedia Commons hide caption

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President Ronald Reagan Wikimedia Commons hide caption

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Official presidential portrait of John F. Kennedy, by Aaron Shikler. Wikimedia Commons hide caption

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Dwight D. Eisenhower became president after an illustrious military career. Wikimedia Commons hide caption

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Harry S. Truman was thrust abruptly into the presidency during WWII — and his problems didn't end after the war. Wikimedia Commons hide caption

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Franklin D. Roosevelt steered the nation through one of its most troublesome periods. Getty Images hide caption

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Woodrow Wilson, who led the nation during World War I, was the only president to hold a Ph.D. Hulton Archive/Getty Images hide caption

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The Chicago Symphony Orchestra, recorded on its own label, won the Grammy for Best Classical Album. Courtesy of Chicago Symphony Orchestra hide caption

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Theodore Roosevelt's humor and vigor come through in his words. Wikimeda Commons hide caption

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Abraham Lincoln led the country through its most violent internal struggle — and left behind some famous words. Wikimedia Commons hide caption

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