 This took twenty years to materialize, but was aided in its progress by various scholars, notably James Hillman and Robert Hinshaw (co‑founder of the Daimon Verlag of Einsiedeln, Switzerland).Towards the end of the 1980s the American poet Stephen L. Karcher assisted Ritsema in bringing the work to completion.The year 1988 marked a new departure for Eranos as Ritsema took the radical and in the event controversial decision to change the basic structure of the Eranos Conferences, electing to turn the meetings into a spiritual laboratory of an experimental character involving personal engagement of the participants.