AUTHOR=Serruya Mijail D. TITLE=As we may think and be: brain-computer interfaces to expand the substrate of mind JOURNAL=Frontiers in Systems Neuroscience VOLUME=9 YEAR=2015 URL=https://www.frontiersin.org/journals/systems-neuroscience/articles/10.3389/fnsys.2015.00053 DOI=10.3389/fnsys.2015.00053 ISSN=1662-5137