the mystery of consciousness does not reside with wakefulness. On the contrary, we have considerable knowledge about the neuroanatomy and neurophysiology behind the process of wakefulness.
Damasio argues that wakefulness is the best-understood component of the consciousness triad—separable from mind and self—and therefore does not itself constitute the explanatory problem of consciousness.
, Self Comes to Mind: Constructing the Conscious Brain, 2010thesis