Inversionist

But first let us note that the theme of inversion, which is central in Runeberg's poem, is a typical Romantic feature. The Romantics were great inversionists. They inverted any number of dualistic antithetical opposites […]

As Freud elaborates his idea of an Oedipus complex and adapts to it his experiences of homosexuality, the congenital claims of Havelock Ellis and the inversionists are largely replaced by a developmental model.