On Hegel's Geist Contra Kant's Transcendental Ego

However, the transition from Kant's talk of "consciousness in general" and "synthetic unity of consciousness" to Hegel's conception of a literally general consciousness has been understandably challenged as one of the most confused and notoriously invalid moves in the history of philosophy.

- Robert C. Solomon, “Hegel’s Concept of Geist,” in The Review of Metaphysics, vol. 23, no. 4 (1970).