Improvising over strings, winds & percussion from the Portuguese quintet of Ernesto Rodrigues on viola, Guilherme Rodrigues on cello, Joao Madeira on double bass, Bruno Parrinha on flute & bass clarinet and Monsieur Trinite on percussion, in a studio session of active, often pointillistic interaction offset with periods of introspection, reflecting concepts of Baudelaire & The Surrealists.

The seventh album from Creative Sources' detailed electroacoustic improvising group Suspensão led by violist Ernesto Rodrigues, recording at SMUP in Parede, Portugal in 2022 with Joana Sa on soprano sax, Nuno Torres on alto sax, Luisa Goncalves on piano, Joao Madeira on double bass, Carlos Santos on synthesizer and Jose Oliveira on percussion.

Referring to the city Brecht in Belgium, this concert at the Kapel Oude Klooster took place during a tour by the Lisbon free improvising trio of Ernesto Rodrigues on viola, Guilherme Rodrigues on cello and Nuno Torres on alto saxophone, joined by Dirk Serries on archtop guitar (New Wave of Jazz, Vidna Obama) for this impressively interactive 3-part improvisation.

Since 2016 pianist Francesco Zago and guitarist & live electronics artist Andrea Bolzoni (The Night Watch, Stormy Six) have collaborated, focused on guitar improvisation, proposing a dialog between lyricism and psychedelic music, here in a 10-part work of fluid & ethereal sounds informed by contemporary music and creative improv, a unique journey presenting a strong narrative sense.

Eight free improvisations from the German duo of Markus Reineke on contrabass, bass recorder, objects & electronics, and Jukka-Pekka Kervinen on electric guitar, violin, virtual bass clarinet & electronics, creating an unusual language that merges electronics with acoustic instrumentation in quirky yet natural ways, each track named impressionistically.

58 Compositions for Cello as part of a sound investigation process from Portuguese cellist based in Berlin, Guilherme Rodrigues, recording in 11 locations with interesting resonant properties, capturing several brief improvisations at each space, the architecture, delay, decay, and interaction affecting his approach and the sonic response to his playing.

The third Spiegel, or mirror, takes the Portuguese acoustic octet led by violist Ernesto Rodrigue through an extended improvisation and its reflection, captured live at the 2021 CSFest XV, at O'Culto da Ajuda, by performing and recording their performance in a first pass, and then playing over the first improvisation, layering and extending their work.

Far from the reductionist/minimal improvisation often associated with the Creative Sources label and the work of both violist Ernesto Rodrigues and cellist Guilherme Rodrigues, this quartet session with double bassist Joao Madeira and Jose Oliveira is a highly charged and energetic affair, improvising through a suite of eight tightly controlled conversations of "Chaos".

An immersive album of understated but incredibly detailed free improvisation from the quartet of Ernesto Rodrigues on viola, Bruno Parrinha on bass clarinet, Emidio Buchinho on electric guitar and Carla Santana on electronics, performing live at Escola Superior de Teatro e Cinema, in Amadora, Portugal for a four part concentration on silence through sound.

Continuing their exploration of isotopes, here focusing on the unstable element Uranium, the Portuguese Isotope Ensemble led by violist Ernesto Rodrigues presents two stunningly detailed concert performances from the 2021 CSFest XV at O'Culto da Ajuda in Lisbon, with some of Europe's leading improvisers taking on U92 in both "Electroacoustic" and "Acoustic" properties.

Performing live at SMUP, in Parede, Portugal in 2022, the bass-oriented chamber quintet of Ernesto Rodrigues on viola, Bruno Parrinha on bass clarinet, Joao Madeira on double bass, Hernani Faustino on double bass and Jose Oliveira on percussion balance jazz and contemporary compositional approaches to their sophisticated and extremely detailed improvisations.

The sixth release by Creative Sources' detailed electroacoustic improvising group Suspensão led by violist Ernesto Rodrigues, with Guilherme Rodrigues on cello, Nuno Torres on alto sax, Antonio Chaparreiro on electric guitar, Carlos Santos on computer and Jose Oliveira on percussion & inside piano, is this impressive performance at "Temporada Miso Music 2009" in Lisbon.

A uniquely configured electroacoustic trio recording live in the studio in Lisbon in 2018 between Mexican flutist and founding member of the improv collective Generación Espontánea, Wilfrido Terrazas, and Portuguese improvisers Mariana Carvalho on prepared piano and Abdul Moimeme using two electric guitars and objects, balancing introspective moments with periods of uninhibited excitement.

The 8-piece String Theory ensemble directed by violist Ernesto Rodrigues in a live performance at O'Culto da Ajuda in Lisbon of a beautiful and subtle work inspired by a poem written by Rodrigues, ".. dans cette immensite ", realized through viola, violin, cellos, viola de gamba, double bass, piano, zither and objects, a deceptively tranquil work of detail and dexterous execution.

An unusual trio configuration for violist Ernesto Rodrigues, joined by Bruno Parrinha on soprano & alto saxophones, and by electric guitarist Flak, who brings an experimental almost ea- approach to their 3-part improvisation, aptly named for it's deceptively calm setting, gradually becoming intricate and active through colored motion like a curious breeze that builds and recedes.

Working with modular synthesizer systems and amplified double bass, the Berlin duo of Ulf Mengersen, a member of Berlin Improvisers Orchestra and Ensemble MIA, and Thomas Rehnert, an experimental musician, sound artist and composer known for rock, theater, radio, visual arts and free improv settings, recorded these 10 electroacoustic improvisations in the studio in 2021.

After the Lisbon String Trio for the Dada album, Bruno Parrinha on B-flat, alto and bass clarinets joins with the string pairing of violist Ernesto Rodrigues and cellist Guilherme Rodrigues to record this impressionistic 3-part work, the title translating to "Without Forgetting The Trees", each movement expanding into darkly colored branches of remarkable control.

Pianist Nico Chientaroli leads this 9-piece Dutch ensemble, based around free improvisation but merging rock & experimental music from funky to abstract, in generally energetic and slightly unhinged music in a Dutch improv kind of way, incorporating spoken word with texts from Jorge Luis Borges, William Burroughs, Martin Calegari, &c.; wonderfully embraceable and eclectic.

Aptly described as chiaroscuro--a veritable play of light and shadow in quick-witted--through nearly microscopic and highly interactive acoustic improvisation from the quartet of Ernesto Rodrigues on viola, Maria da Rocha on violin, Bruno Parrinha on clarinet & bass clarinet and Jose Oliveira on percussion, performing live at Galeria Monumental, in Lisbon in 2022.

A joint release with the Berlin record label Maybee Records run by cellist Hui-Chun Lin & Shuichi Chino and Creative Sources, this 2021 concert at Berlin's Kuhlspot Social Club brings together four cellist for an incredible and somewhat vicious display of free improvising string interaction using incredible technique, texture, and intent listening; wild!

A collective trio in the free jazz idiom from Hugo Costa on alto saxophone, Raoul van der Weide on double bass & percussion objects and Onno Govaert on drums, recording in the studio in Rotterdam for two extended and two succinct improvisations, building their conversations from solo playing that gradually yields to group dialog of evolving intensity.

Lisbon String Trio of Ernesto Rodrigues on viola, Miguel Mira on cello and Alvaro Rosso on double bass continue their series adding a fourth player to their unique form of string improvisation, here with reeidst Bruno Parrinha on alto clarinetist for an extended expedition into highly articulate playing as they explore the dada rejection of logic, reason, and aestheticism.

A confluence of reeds from Bay Area saxophonists David Boyce and Phillip Greenlief, both performing on and professing an open love letter to the tenor saxophone, the positioning of each clear through stereo placement as they improvise seven dialogs of intent listening and tremendous technique, from high speed intertwining to introspective contemplation.

Continuing Rodrigues' post-Cage series of single-track acoustic improvisations, this 2025 quintet with Miguel Mira, Flak, Tiago Varela, and Manuel Guimaraes blends viola, cello, electric guitar, fan organ, melodica, and piano in an evolving tapestry of mysterious breath, subtle continuity, and fragile sonic space recorded live in Lisbon with profound delicacy and restraint.

A live recording of free improvisation recorded at Theater im Viertel, in Saarbrucken, Germany in 2021 from the SteDaJoDa quartet of Daniel Studer on double bass, Stefan Scheib on double bass, Daniel Weber on drums and Johannes Schmitz on guitar, the dark double bass foundation and floating ("Schwebend") percussion work balanced by Schmitz' blues oriented electric.

Four improvisations recorded iteratively during the pandemic and assembled into this exquisitely subtle two-part composition with Eva Maria Houben's piano & organ recorded in Berlin in 2020, Guilherme Rodrigues's cello recorded in Berlin and Ernesto Rodrigues's zither recorded in Lisbon in 2021, merged with nocturnal recordings from Carlos Santos captured in Spain & Portugal.

Recording at Studio CCAM Scene Nationale de Vandaeuvre-les-Nancy in France, the freely improvising duo of contemporary saxophonist Violaine Gestalder and double bassist Louis-Michel Marion approach the five improvisations on Marges with an ear to patient sonic interaction through extended and unusual techniques on their instruments.

A reductionist set of spartan improvisation performed live at Casa da Cultura, in Setubal, Portugal in 2021 from the trio of Ernesto Rodrigues on viola, João Silva on trumpet and Andre Hencleeday on piano, applying extended techniques on their instruments in a dark night, quiet but intently close listening conversation from three authoritative voices.

An experiment in inter-species communication between the avian artist Kakaduu and the three instrumentalists Hui-Chun Lin (cello), Elo Masing (violin), Christoph Schwantke (8-string guitar), recorded during a private performance of two duets, which were developed from the practice of the three instrumentalists performing for Kakaduu over a period of two years.

Italian and Portuguese musicians meet in the studio in Berlin for a set of studio free improvisations, from Creative Sources father/son collaborators Ernesto Rodrigues on viola and Guilherme Rodrigues on cello meeting trombonist Davide Piersanti and vocalist Ligia Liberatori for twelve exceptionally open, informed and unusual conversations.

Recorded live in 2019 at Burgbachkeller in Zug, Switzerland, the international trio Jorge's Orbe creates tapestries of sound, bringing together free improvisers from three different parts of the world: Switzerland through trombonist George Francis Marti, Japan through pianist Tsukiko Amakawa, and Spain through Pelayo Fernandez Arrizabalaga on turntables and voice.

Six "Segments" A to F of powerful restraint and extended technique, recorded at Ausland in Berlin, Germany from the free improvising quartet of Quentin Tolimieri on piano, Ernesto Rodrigues on viola, Guilherme Rodrigues on cello and Fyodor Stepanov on double bass, the close associations between the Rodrigues' and Tolimieri & Stepanov evident through their shared aesthetic.

The Virtual Balboa trio of Philadelphia improvisers Zachary Darrup on guitar, Evan Lipson on double bass and Ben Bennett on percussion, all performers associated with Spring Garden Music & saxophonist Jack Wright, are joined by open-form trumpeter Greg Kelley for this wonderfully scrabbly and tenacious live set captured at Vermillion in Seattle in 2019.

Four string improviser convene at Ulrichsberger Kaleidophon, in Germany in 2021, two of them from Germany--Dietrich Petzold on violin, viola, clavichord & bowed metal, Matthias Bauer on double bass--and the Portuguese father/son complement of improvisers--Ernesto Rodrigues on viola and Guilherme Rodrigues on cello--for three works of delicately sinewy intersection & counterpoint.

The second album from the duo of cellist Paula Sanchez and oud player Christian Moser, a "restless hodgepodges of tensile agitation, percussive clatter, and nocturnal claustrophobia, with both Moser and Sanchez contributing conventional instruments abused with extended techniques (oud and cello, respectively) as well as objects and found ephemera."

Guitarist Ed Williams, active in the experimental music scene of Marseille, France, is heard here in two concerts presenting a triptych of solo performances on bowed classical and electric guitar, improvised with no effects, with two parts on electric guitar recorded at the concert series "Aux Soirs Du Chercheur De Noises", the 2nd, "Spectrum, NY" on classical guitar.

Two trombones free improvising in the studio in Koln from the Duo of Chicago's Jeb Bishop and Cologne's Matthias Muche, both members of the trombone trio Bone-Crusher with Matthias Muller, this album recorded in the studio in Koln just before Bone-Crusher's "Konzert Fur Hannes" (NotTwo), elucidating this facet of the trio in 10 insightful dialogs of awesome technique and wit.

Subtle acoustic improvisation from a global set of improvisors--Yu Lin Humm on cello, Pedro Frazao on euphonium, Ryoko Imai on marimba, percussion, Andre Hencleeday on piano, Philippe Trovao on tenor saxophone, and Ernesto Rodrigues on viola--in an attentive and tension-filled single movement, each player adding and reacting as ideas percolate and subsume.

A dynamic and exciting concert captured during the 2018 CreativeFest XII of a conduction by Ernesto Rodrigues leading an ensemble of 28 free improvisors performing on a mix of traditional acoustic & modern electronic instruments, plus a toy piano, with powerful wind & string sections, as Rodrigues directs the musicians into both passionate and peaceful sections.

A string quartet of doubled cello and viola, recording in the studio in Berlin in 2018, as free improving innovators, Creative Sources cellist and violist Guilherme Rodrigues and Ernesto Rodrigues, meet contemporary compositional and improvising cellist and violist Hui-Chu Lin and Marie Takahashi, their complementary approaches bringing unique voices to a captivating encounter.

A concise and essential concert from the Octopus octet, recorded in performances at O'Culto da Ajuda, in Lisbon, Portugal during the Creativefest XII, the ensemble of mostly acoustic instrumentation (cello, viola, flute, clarinet, classical guitar, piano, percussion and synthesizer) carefully evolving a shade of blue in subtle details of tense restraint.

Schwarm, or "Swarm", 13 is a German ensemble performing instant compositions, directed by clarinetist Rudi Debrunner and saxophonist Max Stehle, who also provides conceptions for the band, which is comprised of reeds, guitar, violin, viola, cello, piano, percussion, double bass, and voice, presenting (appropriately) 13 improvisations captured live at Studioboerne45.

A fascinating confluence of improvisation and contemporary compositional approaches from this Spanish ensemble led by composer and drummer Nasim Lopez Palacios, using 5 reeds, trumpet, flute, piano, electric guitar, harp, double bass, drums and electronics in an extended work exploring space, tension and motion, with a beautiful build to catharsis.

The Barcelona trio of Gorka Benitez on tenor saxophone & flute, Guillermo Celano on electric guitar, and Marcos Baggiani on drums, play a lyrical and bluesy brand of instrumental rock music which they describe as an eclectic approach to rock emphasizing pure energy and fun, in nine upbeat and groove-oriented tunes of tight and enthusiastic playing.

Recording at the 12th CreativeFest at O'Culto da Ajuda, in Lisbon, Portugal, the IKB ensemble is represented by 20 musicians for this performance, merging acoustic and electronic instruments including strings, brass, winds, self-made instruments, and percussion in a concert of intense constraint & patience, seething with detail and replete with consummate skill.

Two sets across two nights during CreativeFest #12 at O'Culto da Ajuda, in Lisbon, Portugal, in a septet of six acoustic sources--viola, cellos, flute, trumpet, piano and percussion--and electronics, an extended journey approached with quiet tension and incredible detail, the recording of the first set used as the basis for the 2nd to create a virtual ensemble.

Recording in New York at the Omi International Arts Center in 2018, the duo of German trumpeter Nikolaus Neuser and Brazilian bassist Carlos Eduardo Quebrada Vasquez, Quebrada expanding his bass through electronics, capture an inventive and active set of dialogs, rich in technical skill and continually surprising through twists and turns; action-packed and inspired.

Far ranging free improvisation from the Sao Paulo, Brazil quartet of Jorge Nuno on guitar, Romulo Alexis on trumpet, Vitor Vieira Branco on vibraphone, and Rafael Cab on drums, in ethnically rich and spiritual playing that incorporates beautiful atmospheric work, ruminating assertive playing, and idiosyncratic interaction with unusual technique and percussive instruments.

Thirteen emphatic "rituals" from the Argentinian duo of saxophonist Hernan Sama, recording in the studio as they employ an array of techniques including extended bowing and plucking approaches, saxophone smears, growls, vocal utterances, odd reed techniques, &c, to engage their listener's ears as they unfold dialog that merges jazz forms and fully free improvisation.

A subtle album of soundscape from the French trio of Violaine Gestalder on saxophones, Louis Michel Marion on double bass, and Stefania Becheanu on field recordings, depicting 3 virtual aural views of a single landscape, the field recordings conveying a sense of location as the bass and sax use extended techniques and subliminal playing to create their vista.