AUTHOR=Berent Iris , Goldin-Meadow Susan TITLE=Language by mouth and by hand JOURNAL=Frontiers in Psychology VOLUME=6 YEAR=2015 URL=https://www.frontiersin.org/journals/psychology/articles/10.3389/fpsyg.2015.00078 DOI=10.3389/fpsyg.2015.00078 ISSN=1664-1078