Choice Certainty Is Informed by Both Evidence and Decision Time

• Published in: Neuron (Cambridge, Mass.) Vol. 84; no. 6; pp. 1329 - 1342
• Main Authors: Kiani, Roozbeh, Corthell, Leah, Shadlen, Michael N.
• Format: Journal Article
• Language: English
• Published: United States Elsevier Inc 17.12.2014; Elsevier Limited
• Subjects: Accuracy; Choice Behavior - physiology; Decision making; Eye Movements - physiology; Female; Humans; Hypotheses; Motion Perception - physiology; Photic Stimulation; Reaction Time - physiology; Scholarships & fellowships; Uncertainty; Young Adult

“Degree of certainty” refers to the subjective belief, prior to feedback, that a decision is correct. A reliable estimate of certainty is essential for prediction, learning from mistakes, and planning subsequent actions when outcomes are not immediate. It is generally thought that certainty is infor...