In less than 30 years, Amazon went from being a risky internet venture to establishing itself as the most dominant business in America. How did it happen, and what was the cost? Ranging across the country, Alec MacGillis tells the stories of those who've thrived and struggled to survive in the age of Amazon. As MacGillis shows, Amazon's sprawling network of delivery hubs, data centers, and corporate campuses epitomizes a land where winner and loser cities are drifting steadily apart, the civic fabric is unraveling, and work has become increasingly rudimentary and isolated.