title: Preface to special issue on perceptual narrowing.
authors.affiliation: Developmental Psychobiology Distinguished University Professor Psychology, Neuroscience & Behaviour, McMaster University.
authors.forename: Daphne
authors.initials: D
authors.lastname: Maurer
mesh_terms: D001307:Auditory Perception / Q000502:physiology*; D004192:Discrimination, Psychological / Q000502:physiology*; D006801:Humans; D007223:Infant; D014796:Visual Perception / Q000502:physiology*