​Roberto Coelho a.k.a. Jahman is brazilian music lover. Jahman has been playing jamaican music in a virtual comunity for 11 years. Since 14 years old Jahman showed simptoms of Parkinsons, but the diagnostic came up 11 years late, when he was 25. Now he is 62 years old and all his efforts are towards easy the path for new diganosticated brothers and sisters.