The sophomore release for the acoustic free improvising Amsterdam trio of Ziv Taubenfeld on bass clarinet, Henk Zwerver on guitar, and Maya Felixbrodt on viola, upping the intensity in a set of abstract improvisations of an active nature using unorthodox and extended techniques; upbeat and often exciting collective discourse that leads to great moments of individual expression.

Referencing the book Letters to Milena (Briefe an Milena) by Franz Kafka of his intense love affair with Czech journalist & writer Milena Jesenská, through four lettered parts of a subtly sophisticated set of improvisations by Ernesto Rodrigues (viola), Nuno Torres (alto sax), Guilherme Rodrigues (cello), Eric Bauer (electronics) and Stephen Flinn (percussion).

A fortuitous 2015 concert from the lowercase chamber/ea-improv octet Suspensão, captured live at Ler Devagar Bookstore in Lisbon from Ernesto Rodrigues (viola & harp), Guilherme Rodrigues (cello), Nuno Torres (alto sax), Eduardo Chagas (trombone), Antonio Chaparreiro (guitar), Rodrigo Pinheiro (piano & melodica), Miguel Mira (bass), Carlos Santos (electronics) and Jose Oliveira (percussion).

Portugal's suspenseful reductionist improvising ensemble, blending acoustic and electronic instruments in delicately detailed motion, heard in this live recording at SMUP in Parede from Ernesto Rodrigues (viola), Nuno Torres (sax), Bruno Parrinha (bass clarinet), Luisa Goncalves (piano), Flak (electric gutiar), Joao Madeira (bass), Carlos Santos (analog synth) and Jose Oliveira (percussion).

Active since 2008, the PLASMA 8 duo of German pianist & vocalist Thomas Reuter and saxophonist Andreas Krennerich explore the geological deposits of porphyr, a hard igneous rock containing crystals, through free improvisation, expressed here in 20 concise interactions of piano keys & strings, soprano & baritone saxophones plus unusual vocal utterance.

Argentinian sound artist Alexis Perepelycia explores his influences in an extended sonic work, drawing on his roots in the sounds of garage, punk, metal, industrial music into his work in academia, using abstract references of assertive and acousmatic sound with powerful electronic emphasis as he seeks his ghosts amidst references like Russolo, Stockhausen, &c.

A confluence of strings from the trio of Portuguese improvisers Ernesto Rodrigues on viola and Guilherme Rodrigues on cello, performing in Berlin with double bassist Stephan Bleier, the title referring to a gradual ascending progression formed through small changes, an apt analogy for the illusory and shape-shifting approach their 5-part improvisations lead.

The Suspensao octet are heard in this live performance at SMUP, in Parede, Portugal in 2023, blending primarily acoustic instruments with electric guitar and analog synth, using a reductionist approach to highly concentrative and suspenseful free improvisation, their long-running collective history allowing an impressive level of articulation and control through the integration of diverse voices.

Berlin studio recordings from the free improvising quartet of Beat Keller on feedbacker electric guitar, Ernesto Rodrigues on violin, Rieko Okuda on piano and Guilherme Rodrigues on cello; four string players invoking the reptilian Mesozoic age through unusual approaches to their instruments, extending the palette of each while creating unexpected percussive elements.

A deep string trio of two double basses and violin/viola from double bassists Joao Madeira and Hernani Faustino, whose duo albums on the FMR label are under the group name dB Duet, with Creative Sources label leader Ernesto Rodrigues, recording in the studio in Lisbon for 8 succint improvisations and an expanded live version at Cossoul during the 2023 Creative Sources Cycle.

The quartet of Udo Schindler on reeds, Ernesto Rodrigues on viola, Guilherme Rodrigues on cello and Nuno Torres on saxophone are heard in Munich, first in a wildly interactive live performance at Schindler's Salon successor: BASIS_Soundscape at MUCCA; then live in the studio for 7 improvisations with track titles borrowed from and under the influence of the poetry of Allen Ginsberg.

Excellent pacing with introspective richness and detail through five improvisations, as US pianist Thollem McDonas joins Portuguese improvisers Ernesto Rodrigues on viola, Bruno Parrinha on alto clarinet, Flak on acoustic guitar and Jose Oliveira on percussion for this studio recording in Lisbon, each passage reflecting a word from the title; inspired and beautiful.

Four improvisations titled for the way nature deals with water (The Whirlpool, The Vortex, The Whirlwind, Maelstrom) from the quartet of Lina Allemano on trumpet, Uwe Oberg on piano, Matthias Bauer on doublebass and Rudi Fischerlehner on drums & percussion, heard in this well-flowing, well-recorded and energetically upbeat set at Zentrifuge in Berlin in 2022.

Ute Wassermann adds a unique expressiveness to this Berlin studio session, bringing her impressive talents as a free improvising vocalist along with her bird calls and objects, providing an unusual yet extremely complementary foil to the intertwined strings of the father/son collaboration of violist Ernesto Rodrigues and cellist Guilherme Rodrigues; idiosyncratically wonderful!

Focused mostly on introspective yet propulsive improvised interaction of concentrative listening, punctuated by moments of explosive exchanges, the trio of Dirk Serries on archtop guitar, Benedict Taylor on viola and Friso Van Wyck on drums & percussion are heard live in an engaging concert at Koffie and Ambacht's Le Sud, in Rotterdam in 2022.

Part of the 2022 trio tour of violinist Ernesto Rodrigues, cellist Guilherme Rodrigues and saxophonist Nuno Torres is this studio recording in Berlin with free jazz legendary pianist Alexander von Schlippenbach and drummer/percussionist Willi Kellers, each of the 9 improvisations named for mythical beasts, appropriate to the fearsome force of these five masterful players.

Referencing the asian evergreen shrub "Hoya" through a series of solos, duos and quartets between Portuguese string players Maria da Rocha on violin, Ernesto Rodrigues on viola and Joao Madeira on double bass with visiting US bassist Daniel Levin on cello, first in four solo performances of remarkable technique, then permutations of duos, culminating in two quartet improvisations.

A highly interactive and textural set of chamber-oriented free improvisations with an often pointillistic approach from the quartet of Portuguese improvisers Ernesto Rodrigues on viola & crackle box, Bruno Parrinha on clarinet & alto saxophone, Joao Madeira on double bass with Swiss electric guitarist Florian Stoffner, in three detailed and engaging conversations.

A 2022 live performance at The Vortex in London from the trio of Maggie Nicols on voice, Caroline Kraabel on alto saxophone & voice and Charlotte Hug on viola & voice, reuniting the partnership from their 2002 Emanem album, Transitions, each track taking its titles from an observational poem by Jenny Xie, rendered in expressive, mostly wordless vocalization.

Adding Chicago cellist Fred Lonberg-Holm to their string-oriented improvisation, the Portuguese collaborative quartet of Ernesto Rodrigues on viola and crackle box, João Madeira on double bass, Flak on electric guitar and percussionist Jose Oliveira perform an 8-part suite of entwined strings and subtle punctuation, a selfless blending of masterful skill.

Referencing Twittering Machine, a 1922 painting by Paul Klee that depicts a group of birds on a wire connected to a hand-crank, interpreted as as a visual representation of the mechanics of sound, the ea-improvising quartet of Ernesto Rodrigues (viola), Bruno Parrinha (bass clarinet), Flak (electric guitar) and Carlos Santos (modular synth) present three hi-tension improvisations.

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.

The trio of violist Ernesto Rodrigues, cellist Guilherme Rodrigues and clarinetist Bruno Parrinha on alto & bass clarinets are captured live at Lisboa Incomum, during the 2022 Festival DME, performing two sophisticated chamber improv works, their titles translating to "The aging skies - it's all illusion" and "Pass The Bridges If It's Windy - The Flame Of The Solemnity".

An exceptional quartet of electroacoustic improvisers captured in concert at MUG Einstein Kultur in Munich, organized by the non-profit Offene Haken e.V. - Freunde der improvisierten Musik (Friends of improvised music), from Markus Eichenberger on clarinet, Carl Ludwig Hubsch on tuba, Philip Zoubek on synthesizer and Etienne Nillesen on extended snare drum.

The cosmological concept of the aeon, the conflict between matter and spirit, is explored in eight "Chronicles" of collective free improvisation using impressive technique and concentrative interaction from the Portuguese quartet of Flak on acoustic guitar, Guilherme Rodrigues on cello, Bruno Parrinha on bass clarinet and Ernesto Rodrigues on violin.

The working duo of Slovenian violinist Ana Kravanja and Austrian pianist Elisabeth Harnik present nine dialogs of freely improvised playing that draws on contemporary composition, using their primary instruments along with preparations, objects, frame drums, voice and ringing stones, a mood of tense mystery and wonder pervading their excellent and unusual discourse.

Spanning three generations of improvisers, the duo of violist Ernesto Rodrigues and cellist Guilherme Rodrigues join with tenor saxophonist Gonçalo Mortágua and legendary percussionist Gunter Baby Sommer to record eleven diverse improvisations in the studio in Berlin, naming the quartet "Not Bad", an extreme understatement for their unique chamber influences of European Free Jazz.

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.

Each track in this beautiful pairing of strings through cello and electric guitar is named after nature, the title referencing a brown-eared bat, as the Berlin duo of guitarist Olaf Rupp and cellist Ulrike Brand intertwine in an unhurried series of dialog that prioritize natural fluidity, reflecting the confidence that nearly ten years working together has imbued to their improvisations.

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.

Both members of the Didier Lasserre Trio, French double bassist Jean Rougier and legendary French free free jazz multi-reedist Sylvain Guerineau performing on tenor sax & bass clarinet, distill their work into a duo formation for six innately lyrical free improvisations, a beautiful complement to Guerineau's 2022 duo album with double bassist Fred Marty, Parodies.

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".

Eight aquatic themed works from the Berlin-based quintet of Hui-Chun Lin and Uygur Vural on cello, Matthias Müller on trombone, Klaus Kurvers and Ulf Mengersen on bass; also known as Ensemble Discoveries, this album collects work from 2020-22, described as "improvised music and Echtzeit Compositions and the ideas of deep sea, their special living conditions: big pressure, eternity darkness".

A statesman of the French free improvisation scene, Sylvain Guerineau, who has performed with Sunny Murray, Joëlle Léandre and more recently as part of a trio with Didier Lasserre and Paul Rogers, joins with next-generation double bassist Fred Marty integrating advanced techniques into lyrical contexts, for five satisfying improvisations, the last a reference to Sonny Rollins.

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.

Performing on clarinets and theremin, Udo Schindler follows up his series Salon für Klang+Kunst after 99 events with this new series at BASIS_Klangraum in Munich's historic BASIS Booksalon at MUCCA, in a concert with instrument maker Ardhi Engle performing on a diverse set of acoustic and electronic inventions for nine concise collective conversations.

An 8-part studio improvisation in Lisbon, 2022 from Portuguese musicians Ernesto Rodrigues on viola, Bruno Parrinha on flute & bass clarinet and Joao Madeira on double bass in a quartet with French tenor saxophonist Michel Stawicki, sometimes introspective and moody through highly detailed playing but building to periods of tumultuous and exciting activity.

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.

Eleven detailed improvised conversations between Portuguese cellist living in Berlin Guilherme Rodrigues and Belgian guitarist Dirk Serries, employing powerful and unusual techniques on their instruments in dialogs that run the gamut from quiet or abstract interaction to rapid outbursts of challenging intercourse that mesh and diverge in unexpected ways.

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.