Five best books on John F. Kennedy

Thurston Clarke's books include Ask Not: The Inauguration of John F. Kennedy and the Speech That Changed America.For the Wall Street Journal he named a five best list of books on John F. Kennedy, including:Vietnam If Kennedy Had Livedby James G. Blight, Janet M. Lang, David A. Welch (2009)It is a vexing historical what-if: If JFK had not been assassinated, would he have escalated the Vietnam War?