Even ignoring the semi-random 5% rule, significant is not the same as important.

FORBES: Art and Science, Intertwined

History: "Embers of War: The Fall of an Empire and the Making of America's Vietnam, " by Fredrik Logevall (Random House), a balanced, deeply researched history of how, as French colonial rule faltered, a succession of American leaders moved step by step down a road toward full-blown war.

WSJ: 2013 Pulitzer winners in journalism and arts