Well Rimshot,the answer to what you are exposing ,IS RIGHT THERE,.. in my biography,I also teach West African drumming,and had african/percussionists as students,also played with percussionist from Senegal,Guinea,South Africa,Ghana,Nigeria,Brazil,India,and Ethiopian Bands...The rest of the information is there....to the others two PROFESSIONALS of the forum(Greg_L and .PhillGood).....it is too late, and words are words at this point.. The questions were there and both of you didn't pasted the test..I raised my case.Dr. Zaragemca