• Consciousness is a subjectively experienced phenomenon that cannot be doubted, as Descartes famously observed. As such, while it may admit gradations, it is experienced as an all-or-none phenomenon, that is, one is either conscious or not. • It has different aspects, from a sense of awareness to the qualitative aspects of feelings and of the sensations that give rise to feelings and to the...
Integrated Information Theory is one of the leading models of consciousness. It aims to describe both the quality and quantity of the conscious experience of a physical system, such as the brain, in a particular state. In this contribution, we propound the mathematical structure of the theory, separating the essentials from auxiliary formal tools. We provide a definition of a generalized IIT...