are Richard Hagopian and Onno Tunç both musicians ?
Onno Tunç Ohannes Tunçboyacıyan (a.k.a. Onno Tunç; Armenian: Օհաննես Թունչբոյաջյան ; December 20, 1948 - January 14, 1996) was a leading Armenian-Turkish musician, working mainly as a composer and an arranger. Tunç also played bass guitar and occasionally double bass, contributing to the albums of several musicians. He was the elder brother of musician Arto Tunçboyacıyan.
Trefor Goronwy Trefor Goronwy is a vocalist, bass guitarist, guitarist, and percussionist. He joined This Heat, for their final European tour in 1982, and continued to work with drummer Charles Hayward and soundman Stephen Rickard in the group Camberwell Now. He has also worked as a sound technician with groups such as Pere Ubu, Towering Inferno, David Thomas and Two Pale Boys, Spearmint, Momus and the Tuvan throat-singing ensemble Huun-Huur-Tu, whose first album he recorded in London. After several years spent in Russia, he has recently been working on recordings featuring Tuvan and Kazakh traditional instruments, particularly the igil and kobyz.