For more information on Robert Drysdale and Drysdale
Jiu-Jitsu please visit his official sites:
Robert Drysdale Brazilian Jiu-Jitsu
http://www.drysdalejiujitsu.com/
youtube.com/drysdalejiujitsu
facebook.com/drysdalejiujitsu
twitter.com/drysdalebjj
myspace.com/robertdrysdale
linkedin.com/in/robertdrysdale
flickr.com/photos/robertdrysdalebrazilianjiujitsu