<http://schema.org/about>
"Yesterday, I published my review of David W. Orr's new book, a compilation of essays from the past three decades. As a follow up, here's a Q&amp;A; that I did with professor Orr, who was gracious enough to answer all my questions."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/culture/interview-with-david-w-orr.html>