Franz Brentano and Wilhelm Windelband separately hold psychologism and anti-psychologism in their value thoughts, which shows that some psychology foundation is necessary to axiology.
This paper focuses on the relationship between an kind of archetype named shadow and social institutions, through Jung's archetypal theory and Erich Fromm's human destructivity theory.
Sociology was not yet a discipline, but before the century was out, mass idealisation of this sort would lend itself to the scientific study of charisma and group psychology.