China led the world technologically in the early 15th century, yet Europe surpassed it overnight. How did this come about? Maverick economist Deirdre McCloskey offers an answer in her work. Although in her youth she fell under the sway of socialist economists, she brings an iconoclasts’ view to her subject believing it is wrong to limit the achievements of humanity to academic theories concerned solely with maximization of utility. Her latest book, Bourgeois Equality, is the concluding volume in a trilogy that seeks to explain “The Bourgeois Era,” which she believes laid the basis for the material and spiritual wealth enjoy by the modern world.