A doctrine with roots in eighteenth century thought, liberalism emerged in the nineteenth century as the prevailing ideology of Western capitalist societies and democracies. Philosophically, liberalism consists of a commitment to the ideals of equality, liberty, individuality, and rationality. However, liberals have divided over their social and political implications. Some liberals have believed these values to be inscribed within the very fabric of modern societies, reflecting the innovative technologies, social differentiation and free movement of labor, goods, and capital characteristic of the commercial and industrial age and its aftermath. Others have thought the links between the two are fortuitous and contingent, and that these and ...