title: Ghosts in the decision machine.
abstract: Humans and monkeys occasionally report the presence of a stimulus that has not occurred. A new study by Carnevale et al. (2015) sheds light on the nature and timing of the neural mechanisms that give rise to false detections.
authors.affiliation: Department of Experimental Psychology, University of Oxford, South Parks Road, Oxford, UK. Electronic address: christopher.summerfield@psy.ox.ac.uk.
authors.forename: Christopher
authors.initials: C
authors.lastname: Summerfield
authors.affiliation: Department of Experimental Psychology, University of Oxford, South Parks Road, Oxford, UK.
authors.forename: Annabelle
authors.initials: A
authors.lastname: Blangero
mesh_terms: D000818:Animals; D002755:Choice Behavior / Q000502:physiology*; D009039:Motion Perception / Q000502:physiology*; D009044:Motor Cortex / Q000502:physiology*; D035501:Uncertainty; D014796:Visual Perception / Q000502:physiology*