The controversial question of whether machines may ever be conscious must be based on a
careful consideration of how consciousness arises in the only physical system that …

Confidence judgments are typically less informative about one's accuracy than they could
be; a phenomenon we call metacognitive inefficiency. We review the existence of different …

People are often aware of their mistakes, and report levels of confidence in their choices that
correlate with objective performance. These metacognitive assessments of decision quality …

Human perceptual decisions are often described as optimal. Critics of this view have argued
that claims of optimality are overly flexible and lack explanatory power. Meanwhile …

Our perceptual experiences are accompanied by a subjective sense of certainty. These
confidence judgements typically correlate meaningfully with the probability that the relevant …

Humans have the metacognitive ability to judge the accuracy of their own decisions via
confidence ratings. A substantial body of research has demonstrated that human …

To study (un) conscious perception and test hypotheses about consciousness, researchers
need procedures for determining whether subjects consciously perceive stimuli or not. This …

What is the relationship between perceptual information processing and subjective
perceptual experience? Empirical dissociations between stimulus identification performance …

The two leading cognitive accounts of consciousness currently available concern global
workspace (a form of working memory) and metacognition. There is relatively little …

A fundamental scientific question concerns the neural basis of perceptual consciousness
and perceptual monitoring resulting from the processing of sensory events. Although recent …