"Theories are like toothbrushes," it's sometimes said. "Everybody has their own and nobody wants to use anybody else's." It's a joke, but when it comes to the study of consciousness—the question of ...

When trying to solve the mind-boggling puzzle of how consciousness emerges from brain activity, it is useful to review the many theories on the topic and find the commonalities amongst the theories.

Central to the definition of phenomenal consciousness is the notion of the “first-person perspective.” This is associated with the sensations, feelings, and thoughts that a person has, which can be ...

The science of consciousness has not lived up to expectations. Over the summer, the neuroscientist Christof Koch conceded defeat on his 25-year bet with the philosopher David Chalmers, a lost wager ...