This is a highly useful text on the subject of Advaita but it brings out the hidden problem that haunts the great and magnificent legacy of the yogas and Advaita in the Indian tradition: the concept of free will has no place and gets scrambled with ego as an illusion. It has to be said the Indic tradition is missing something. It has often been said, but the critics rarely understand the issues. It is pretty easy to scotch free will in the name of the path to enlightenment, but the tactic doesn't really, even granting that most in the West have no idea what they are talking about.
I think that the yogas are stuck in their traditional slot: but the larger examination of human psychology points to the limits of the issue of consciousness taken alone in the human constitution. Man has a will, Read more of this post