New Yorker staff writer Evan Osnos spent nearly a decade living in China. His new book, “Age of Ambition: Chasing Fortune, Truth and Faith in the New China,” profiles two of China’s entrepreneurs who challenge the stereotypes we often have of that culture.New Yorker staff writer Evan Osnos spent nearly a decade living in China. His new book, “Age of Ambition: Chasing Fortune, Truth and Faith in the New China,” profiles two of China’s entrepreneurs who challenge the stereotypes we often have of that culture.