In Barack and Michelle, America's First Couple is scrutinized in stirring detail by Christopher Andersen, author of thirteen New York Times bestsellers including Jack and Jackie, Somewhere in Heaven, and the phenomenal #1 New York Times bestsellers The Day Diana Died and The Day John Died. Subtitled Portrait of an American Marriage, here is the first in-depth look at the popular U.S. President and his beautiful, brilliant, and stylish First Lady. Andersen, already internationally acclaimed for his intimate portraits of the Kennedys, Bushs, and...

Learning and teaching complex cultural knowledge calls for meaningful participation in different kinds of symbolic practices, which in turn are supported by a wide range of external representations, as gestures, oral language, graphic representations, writing and many other systems designed to account for properties and relations on some 2- or 3-dimensional objects. Children start their apprenticeship of these symbolic practices very early in life. But being able to understand and use them in fluid and flexible ways poses serious challenges for learners and teachers across educational levels,...