AUTHOR=Van Dijk Ludger , Bongers Raoul M. TITLE=Knowledge and skill: a case for ontological equality JOURNAL=Frontiers in Human Neuroscience VOLUME=7 YEAR=2013 URL=https://www.frontiersin.org/journals/human-neuroscience/articles/10.3389/fnhum.2013.00916 DOI=10.3389/fnhum.2013.00916 ISSN=1662-5161