PeerJ Author 135 Points Contributions by role Author 135 Contributions by subject area Cognitive Disorders Psychiatry and Psychology Brian Levine PeerJ Author Summary Cognitive Disorders Genetics Neuroscience Psychiatry & Psychology Past or current institution affiliations University of Toronto University of Health Sciences PeerJ Contributions Articles 1 April 29, 2019 Maintaining fixation does not increase demands on working memory relative to free viewing Michael J. Armson, Jennifer D. Ryan, Brian Levine https://doi.org/10.7717/peerj.6839 PubMed 31106058