Does anyone know of Jack McVicker:
http://www.jackmcvicker.com/
Evidently he is a Brown Belt in Brazilian Jiu-Jitsu under Wellington "Megaton" Dias as well as a student of Paul Vunak. Can anyone comment on Mr. McVicker's BJJ seminars?
http://www.jackmcvicker.com/
Evidently he is a Brown Belt in Brazilian Jiu-Jitsu under Wellington "Megaton" Dias as well as a student of Paul Vunak. Can anyone comment on Mr. McVicker's BJJ seminars?