joão pedro viegas is a self-taught saxophone and clarinet player. an author, lead singer and saxophonist of the groups ethnos, dr. estranho amor and just jazz friends. has studied jazz since 1983. plays alto and tenor saxophones, bass clarinet and clarinet.
silvia corda is a pianist, composer and piano teacher. she is mainly interested in jazz, contemporary music, improvised music as well as multimedia projects involving performing arts – contemporary dance, video, cinema, theatre.
adriano orrù is a composer and double bass player who was born in nuoro, italy in 1958 and now lives and works in cagliari. he devotes his time to jazz, radical improvisation, and chamber music. he also works as a music teacher.
guy-frank pellerin is a musician interested in improvised music, instant composition, free, structured or unstructured music without premeditation, or sometimes meditated. he is interested in creating sounds by himself, or with others.
for massas was recorded live on may 14th, 2015 at livraria ler devagar in lisboa. between the four musicians they played a bass clarinet, soprano and tenor saxophones, a piano, an upright bass. this concert was dedicated to their friend and supporter paulo albano, massas, the most loyal listener of free music in lisbon.