Linked from http://twitter.com/#!/RichBurlew -- OOTS shows up as an example of the use of a diverse cast.

http://www.tor.com/blogs/2012/04/a-m...ns-and-dragons

This link also helped me parse Rich's previous tweet about "diverse backgrounds" in the Kickstarter project called Prismatic Art Collection. "Why do I care whether the artwork shows the heroes standing in front of a sky or a forest? Ohhhhhh."