Few American presidents occupy as prominent – and complicated – a place in the collective American psyche as Ronald Reagan. Biographer Bob Spitz tells us about his new book.

She was the iconic TV chef who remade America's palate. We hear from the author of a new biography of Julia Child.

An excerpt of Dearie: The Remarkable Life of Julia Child.

We take a look at a new biography of the famous chef on her 100th birthday.