Biographies showcase lessons on leadership and vision from influential 20th-century leaders in various fields.

The Ascendence of Theodore Roosevelt In 1887, Roosevelt and Edith took up residence at Sagamore Hill in Oyster Bay, New York.

The century-long Roosevelt legacy begins with the birth of Theodore Roosevelt on October 27, 1858. The trajectory of his life, from a sickly, asthmatic childhood to his vibrant presidency ...