Here's a collection of links.  You may or may not find them useful.

Rob Blog:

George Hawkins (son) : Website | Blog (Son)

Harriet's Blog:  (sister)

George's blog  (brother) (currently not active)

Satsang Yoga in Berea : WebsiteBlog

Cultivate Yoga Space: Website

Cultivate Yoga (Non-Profit) : Website | Blog 

Marni Task Yoga: Web Site

Jivamukti Yoga: Website | Focus of the Month

Rima Rabbath (Soukofrima) :  Website