What did it mean to call someone 'eccentric' in nineteenth-century Paris? And why did breaking with convention arouse such ambivalent responses in middle-class readers, writers, and spectators? From high society to Bohemia and the demi-monde to the madhouse, the scandal of nonconformism provoked anxiety, disgust, and often secre yearning. In a culture preoccupied by the need for order ye simultaneously drawn to the values of freedom and innovation,...