Counting Heads is David Marusek's extraordinary launch as an SF novelist: The year is 2134, and the Information Age has given rise to the Boutique Economy in which mass production and mass consumption are rendered obsolete. Life extension therapies have increased the human lifespan by centuries. Loyal mentars (artificial intelligences) and robots do most of society's work. The Boutique Economy has made redundant ninety-nine percent of the world's fifteen billion human inhabitants. The world would be a much better place if they all simply went away.

Eleanor K. Starke, one of...