Abstract Metacognitive mental states are about states. For example, I may be uncertain whether my belief is correct. In social discourse, an interlocutor’s metacognitive certainty constitute evidence the reliability of their testimony. if a speaker certain that correct, then we take this as in favour or its content. This paper argues that, genuine evidence, it disproportionate for extreme belie...

We introduce the confident voter model, in which each voter can be in one of two opinions and can additionally have two levels of commitment to an opinion—confident and unsure. Upon interacting with an agent of a different opinion, a confident voter becomes less committed, or unsure, but does not change opinion. However, an unsure agent changes opinion by interacting with an agent of a differen...

In this issue of Neuron, Fetsch et al. (2014) show that microstimulation of motion-sensitive neurons in the visual cortex (MT/MST) of primates mimics the addition of sensory information for which the stimulated neurons are selective. Such microstimulation increases the confidence that monkeys have in their decisions about motion direction.