― It is such a sad news to hear that MCA, or Adam Nathaniel Yauch from the hip hop trio Beastie Boys has died of cancer. He was 47. ∙ Adam Yauch co-founded the group along with his friends Ad-Rock and Mike D in 1979 as a punk rock band. Their group transitioned into rap during the mid 80s. ∙ Yauch was diagnosed to have cancer in 2009 and is survived by a wife and a daughter. Yauch may pass, but their music lives. ∙ Rest in peace MCA. .