In the summer of 1609, the settlers experienced two significant setbacks, said James Horn, vice president of research and historical interpretation at Colonial Williamsburg.

CNN: Researchers: Jamestown settlers resorted to cannibalism

He's also building up the historical documentation and interpretation of this event on a greater scale.

CNN: I-Report Exchange blog

The book fails to convince, however, both in its challenge to mainstream economics and in its interpretation of the historical evidence.

ECONOMIST: Can you be too rich?