Eight-time world champion (7 in the gi and 1 no-gi) Hannette Staack went to a coed camp earlier this year and shared his technique with the people at Groundswell Grappling Concepts.
Here is a small part of what Hannette had to teach.
A new edition of the event will take place next December 6, 2014
Know more at groundswellgrappling.com
