"Asprem's line of argument is admirable, drawing on profound knowledge of the history of religion and science, demonstrated through numerous case studies. This is a crucial contribution to research into science and religion in the twentieth century, opening up new areas of research into (western) esotericism and the history of science." — Religious Studies Review"Without doubt, the study—almost encyclopedic in scope, and at the same time replete with new insights—provides an extraordinary contribution to the clarification of the intricate interrelation of esotericism and science in the early 20th century." — Reading Religion"This challenging book is a fascinating complexification of the modern era's scientific history." — CHOICE"The Problem of Disenchantment is, in its entirety, extraordinarily well researched, argued, and written—representing at once the most complete and nuanced treatment of the notion of disenchantment within this network of scientific, religious, philosophical, and esoteric discourses and currents." — Nova Religio