João Pedro Viegas is a self-taught saxophone and clarinet player. He is the author, lead singer and saxophonist of the groups Ethnos, dr. Estranho amor and Just Jazz Friends. Since 1983 he has immersed himself in Jazz studies and music theory. His primary instruments are alto and tenor saxophones, bass clarinet and B-flat clarinet. He is known for the groups "Zíngaro" Mitzlaff Viegas Rosso 4tet, Adega Ensemble, Chagas Curado Viegas Wind Trio, Dr Estranho Amor, Unknown Shores, Ensemble MIA, Potlatch, PUI4, and Variable Geometry.

"Silvia Corda is a pianist, a composer and a piano teacher. She is mainly interested in jazz, contemporary music, improvised music and also in multimedia projects involving performing arts, contemporary dance, video, cinema, theatre.

She is also a toy piano player performing compositions and improvisations by herself, John Cage, Matthew McConnell, Karlheinz Essl, Vanessa Lann.

She has collaborated with the ensemble "Impromptu" and also with Giancarlo Schiaffini, Paolo Fresu, Aki Kuroda, Phyllis Chen, Ettore Fioravanti, Frank Zabel, Gianni Mimmo, Marco Colonna, Tino Tracanna, Roberto Pellegrini, Victor Nubla, Maria do Mar, Luiz Rocha, Maria Radich, Andrea Massaria, Simone Balestrazzi, Paulo Chagas, Samuel Hällkvist, Carlo Mascolo, Marcello Magliocchi, Joao Pedro Viegas, Guy-Frank Pellerin, Stefan Schmidt, Mauro Sambo, Renato Ciunfrini, Guro Moe, Hovard Skaset, Takatsuna Mukai, Angelo Contini, Elia Casu, Paolo Sanna, Clara Murtas, Bruno Tommaso, Adele Madau, Adriano Orru, Alessandro Garau, Granular Ensemble, Orchestra Jazz della Sardegna, Moex Ensemble, Snake Platform, Variable Geometry Orchestra, Massimo Carboni, Monica Serra, Alessandra Giura Longo, Gabriele Amadori, Ilaria Zedda, Alessandra Casula, Carla Onni, Michela Murgia, Tonino Casula. She has recorded for Splasc(h), Digitalis Purpurea, Magick with tears, SdM, La Bèl, Pan y Rosas, Creative Sources, Azoth, Boogie Post Recordings.

She performed at "Time in Jazz", "Ai Confini tra Sardegna e Jazz", Radio3 RAI "Invenzioni a 2 Voci", "Concerti dei Seminari Nuoro Jazz", "Cerisano Jazz", "Varese in Jazz", "Jazz in Sardegna", "Veneto Jazz", "Musica sulle Bocche", "Barcelona Lem Festival", "Signal Festival - Teatri del Suono", "Altipiani" per "Foreste Aperte", "Forma e Poesia nel Jazz", "Vivere Jazz" per "Estate Fiesolana", "Stramb Fest", "Signal cantieri" "Festival Spaziomusica", MIA Festival (Portugal), Creative Fest (Lisboa), Marathon Der HochKulturen (Zurich), Clockstop Fest (Noci), "Contemporary" (Donori), Free Flow Fest (Irsina), Tempo al Tempo (Bruxelles), Istituto Italiano di Cultura (Madrid), BCN Improfest (Barcelona).

Recently she has performed "Portraits" a piano-solo concert series based on self-composed music, improvisation, contemporary music. Together with the choreographer and dancer Carla Onni she has created "Corpoforte" and subsequently "In un'aria diversa" dedicated to Hildegarde Von Bingen and featuring the flutist Alessandra Giura Longo. Together with Clara Murtas and Mario Faticoni she was involved in "Gramsci-Bartok dialogo in contrappunto". In 2011 she released the well reviewed CD "Untitled Soundscapes" together with "A Sphere Of Simple Green" (Silvia Corda on the prepared piano, Adriano Orru on the double-bass, Simon Balestrazzi on the laptop). A live-recorded CD, "Collettivo di resistenza culturale", was released in 2012 featuring also Angelo Contini on the trombone, Elia Casu on the guitar, Adriano Orru on the bass and Paolo Sanna on percussions. In August 2013 the Geometrie Variabili quartet releases a new CD named "The Breath". Also in 2013 she is finalist at the "Franz Liszt Prize" for pianists-composers in Bellagio. In October her piece "Tre ritratti del tempo" for toy piano and toy dulcimer is runner-up (2nd place) for UnCaged Toy Piano 2013 call for scores. In 2014 Silvia features in the Adriano Orru's release "Palimpsest". In December 2014 the american pianist Phyllis Chen performs Silvia's "Tre Ritratti del Tempo" at Baryshnikov Arts Center (BAC) in New York. Silvia Corda is present in three of the 2014 ranks of the referendum "Top Jazz" by Musica Jazz: Best Musician; Best Album (Adriano Orru's Palimpsest); Best Group (Geometrie Variabili). At the end of 2015 a new CD is issued through Pan y Rosas: "Stanze" by Palimpsest Trio (Paulo Chagas, Silvia Corda, Adriano Orrù). During 2017 two new CDs have been released: "For Massas" (Viegas, Pellerin, Corda, Orrù) for Pan y Rosas and "With an Oblique Glance" (Balestrazzi, Corda Orrù) for Azoth."

"Composer and double bass player Adriano Orrù was born in Nuoro, Italy in 1958 and now lives and works in Cagliari. He devotes his time to jazz, radical improvisation, chamber music. He also works as a music teacher.

Orrù has collaborated with artists such as Giancarlo Schiaffini, Paolo Fresu, Tony Oxley, Lenka Zupkova, AN MOKU, Vahid Jahandari, Paulo Chagas, Gianni Mimmo, Marco Colonna, Carlo Mascolo, Andrea Massaria, Mauro Sambo, Joao Pedro Viegas, Guy-Frank Pellerin, Maria Do Mar, Luiz Rocha, Samuel Hällkvist, François Choiselat, Stefan Schimdt, Mia Zabelka, Ettore Fioravanti, Roberto Cipelli, Marco Tamburini, Tino Tracanna, Maria Radich, Andy Gravish, Tim Hodkinson, Martin Mayes, Marcello Magliocchi, Victor Nubla, Simon Balestrazzi, Silvia Corda, Nicola Guazzaloca, Takatsuna Mukai, Henning Frimann, Renato Ciunfrini, Guro Skumsnes Moe, Håvard Skaset, Angelo Contini, G.P. Campus, Corrado Altieri, Billy Sechi, Monica Serra, Mauro Cossu, Clara Murtas, White Noise Generator, Stella Veloce, Sebastiano Meloni, Alessandro Garau, Stefano Figliola, Alessandro Olla, Paolo Angeli, Manuel Attanasio, Variable Geometry Orchestra, Moex Ensemble, Elia Casu, Mauro Usai, Paolo Sanna, Roberto Pellegrini, Enrica Spada, Carla Onni, Giacomo Calabrese, Sara Marasso, Mario Faticoni, Paula Gimeno, Yali Herbet, Raffaello Ugo, Tonino Casula.

He has recorded for Splasc(h), Digitalis Purpurea, Comar23, TiConZero, Big Round Records, Setola di maiale, Magick With Tears, LaBèl, Pan y Rosas, Endtitles, Creative Sources, Boogie Post Recordings, Azoth.

Together with the pianist Silvia Corda, he co-wrote a performance for six musicians and a spoken voice entitled "Portrait in Three Colors" and dedicated to Charles Mingus. Orrù works with the Silvia Corda Trio on a regular basis, and several of his compositions can be heard on the trio's Impronte, a CD produced by Splasc(h) in 2001. In 2004, he established the composition and improvisation ensemble Impromptu featuring Giancarlo Schiaffini. In 2005, he published a live CD of the Impromptu quintet and the first recording in his own name: Solos and Duets, a work dedicated to double bass solos and duets with Giancarlo Schiaffini on trombone, Paolo Angeli on Sardinian prepared guitar, and Roberto Pellegrini on percussion. He has also worked with Moex, an ensemble focused on electric-acoustic experimentation. In 2010 Big Round Records has published a CD "Improvised pieces for trio" with Sebastiano Meloni on the piano and Tony Oxley on drums. A new CD titled "Untitled Soundscapes" performed by A Sphere Of Simple Green (Silvia Corda on prepared piano, Simon Balestrazzi on laptop and Adriano on the double bass) was released in 2011 by the label Magick with tears. A free downloadable EP, "Hèsperos", was released by LaBèl netlabel in 2011 as well, the work is a double-bass solo. In 2012 the label Setola di maiale released "Collettivo di resistenza culturale" a full improvised concert live recorded. In 2013 a new release together with Giancarlo Schiaffini a CD live recorded whose title is "Gramsci in concert", Adriano features also in two tracks of "Sunya" the first release by Takatsuna Mukai. Also in 2013 the label LaBèl releases "The Breath" a Cd dedicated to Steve Lacy by the Geometrie Variabili quartet. In March 2014 a new release for Pan y Rosas, the CD Palimpsest where adriano plays the electric bass in ten duets together with Mauro Sambo, Paulo Chagas and Silvia Corda. Two new releases appear in the late 2015: "Orrù Mar Rocha - Live at MIA 2015" for Endtitles, and "Stanze", by Palimpsest Trio (Chagas, Corda, Orrù) for Pan y Rosas. During 2017 two new CDs have been released: "For Massas" (Viegas, Pellerin, Corda, Orrù) for Pan y Rosas and "With an Oblique Glance" (Balestrazzi, Corda Orrù) for Azoth.

Reviews of his work have appeared in Down Beat, Il Manifesto, Musica Jazz, Cadence, Jazzit, Cuadernos de Jazz, All About Jazz, L'Unione Sarda, La Nuova Sardegna, Double Bassist, Jazzword, One Final Note, Flash Art, Jazz Portugal and on Radio 3 RAI.

He has performed at events such as Isole che parlano, Time in Jazz, Ai confini tra Sardegna e Jazz, Concerts of the Nuoro Jazz Seminary, Jazz d'autore, Cerisano Jazz, Varese in Jazz, Jazz in Sardinia, Veneto Jazz, San Teodoro Jazz, Sardegna Arte Fiera, Musica sulle Bocche, The Barcelona Lem Festival, Senni Jazz, Isole che parlano, The Signal Festival, Festival Spaziomusica, MIA Festival (Portugal), Creative Fest (Lisbon), Marathon Der HochKulturen (Zurich), Clockstop Fest (Noci), Contemporary Donori), Free Flow Fest (Irsina), Tempo al Tempo (Bruxelles), Autunno Danza (Cagliari), Istituto Italiano di Cultura Madrid, BCN Improfest (Barcelona)."

"Carlos Zíngaro (or Carlos "Zíngaro" Alves, born 1948 in Lisbon, Portugal) is a Portuguese violinist and electronic musician active in free improvisation.

He studied classical music in Lisbon and began working with a number of leading improvisers in the mid-1970s, becoming one of the European top improvisers presently. He has worked with such musicians as Richard Teitelbaum, Joëlle Léandre, Peter Kowald, Barre Phillips, Daunik Lazro, Derek Bailey, Jon Rose, Ken Vandermark, Ken Filiano, Rodrigo Amado, Ned Rothenberg, Rüdiger Carl, Dominique Regef, Evan Parker, Annick Nozati, Theo Jörgensmann and Paul Lovens.

Zíngaro has performed at new and improvised music festivals in Europe, Asia, and North America, produced several film scores, and collaborated with dance companies.

He is also a prolific illustrator and comics author."

"Helena Espvall is a cello player who is comfortable in indie rock and improvised music circles. She was born and raised in Sweden, playing guitar and cello in rock bands and a silent movie orchestra. Moving to the U.S. and settling in Philadelphia in 2000, Espvall further explored Arabic music, performed with the Amnesiac Music & Dance Ensemble, and joined the contemporary psychedelic-folk group Espers, recording the CDs Weed Tree and II with them. Her penchant for playing free jazz has resulted in collaborations with guitarist Eugene Chadbourne. She is a featured artist with saxophonist/flutist Oluyemi Thomas on his recording Before the Beginning, and with From Quagmire on Habitats in the Wound. Espvall's debut CD as a leader, Nimis & Arx, from the Pax/Fire Museum label is produced by George Korien, where she plays cello, guitar, and recorder, sings and uses electronics. Other artists she has worked with include Katt Hernandez, Lukas Ligeti, Masaki Batoh, Gui Mallon, Nick Castro, Bert Jansch, Sharron Kraus, Fürsaxa, Vashti Bunyan, Samara Lubelski, Marissa Nadler, Damon & Naomi, Arborea, Curia, Golden Ball, the Valerie Project, Polineros, and Scorces.

Helena Espvall is a Swedish-American musician noted for her participation in the post-millennial psych-folk and free improv scenes. Her primary instruments are cello, guitar and voice."