Müller-Freienfels (Richard) Mysteries of the Soul

London, George Allen & Unwin, 1929.

First UK edition. 8vo. Original purple cloth. Dust-jacket, priced 12s6d.

Müller-Freienfels was a prominent social critic and philosopher whose work combined philosophy, psychology, and the social sciences, emphasising the role of unconscious and symbolic forces in shaping culture. His ideas on the “collective soul” and national psychology resonated with the intellectual climate of 1930s Germany and, while his precise influence on official Nazi doctrine is difficult to measure, his thought aligned in part with contemporary nationalist currents. He joined the Nazi Party in 1933, later distanced himself, and by 1942 was declared “inactive” and placed on the Index of prohibited authors.

His legacy became the subject of post-war controversy. In 1948, following the publication of his letter in The Journal of Aesthetics and Art Criticism, Dr Alfred Einstein publicly accused him of having been a “leading Nazi aesthetician,” prompting a sharp exchange that illustrates the fraught reassessment of German intellectuals after 1945.