"American Sphinx: The Character of Thomas Jefferson" by Joseph J. Ellis is a comprehensive biography that examines the complex personality and enigmatic character of one of America's founding fathers, Thomas Jefferson. Drawing from extensive research and primary sources, Ellis presents a multidimensional portrait of Jefferson, exploring his political beliefs, contradictions, achievements, and personal struggles. Ellis delves into Jefferson's role in shaping American history, including his pivotal role in drafting the Declaration of Independence, his contributions to the early American government, and his views on slavery and race. However, Ellis also delves into Jefferson's contradictions, including his owning of slaves despite advocating for freedom and his complex personal relationships. Through meticulous analysis and compelling storytelling, "American Sphinx" offers readers a nuanced understanding of Thomas Jefferson's character and his place in American history, shedding light on the complexities of this iconic figure.