Sean McGrath (philosopher) written [accounts of Heidegger] I have come across”. The work of unraveling the complicated relationship of secular forms of thought to theology led McGrath to his next major project: psychoanalysis. McGrath’s examined how the psychoanalytical concept of the unconscious originates in German Idealism, especially the work of the German philosopher, Friedrich Schelling. With the support of a Humboldt fellowship, and after four years of research in Germany and Switzerland, McGrath published his third book, "". "The Dark Ground" received many favorable reviews: “Among the most imaginative, original, at times exhilarating, studies of Schelling to appear in recent years,” wrote Jason
Philosopher in Meditation and titling it "Philosopher in Contemplation" or "Philosopher with an Open Book". Yet the real credit for the attribution to Koninck should go to John C. Van Dyke, who wrote: "In fact, one may be heretical enough to think that someone like Koninck or Dou may have painted them..." The subject matter and details of the Koninck picture seem to have been directly inspired by a Rembrandt etching dated 1642 and representing "St. Jerome in a dark chamber" (Bartsch 105), which is the only other known work by Rembrandt that features a complete helical staircase. The traditional iconography of the