<http://schema.org/about>
"Lee Welles is the author of the award-winning Gaia Girls book series and was kind enough to send in a video tip for our TreeHugger Tips project."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/video-tips/author-lee-welles-on-being-green-by-inspiring-children.html>