Four strings, voice and trombone make up the multinational collective quintet of Davide Piersanti (trombone), Hui-Chun Lin (cello and voice), Sergio Andres Castrillon Arcila (cello), Ulf Mengersen (bass), and Klaus Kurvers (bass) who are captured live at "t-berlin" in 2016 for a set of inventive and active cooperative conversations named for Greek letters.

Inspired by Albert Ayler's work for strings, Jason Kahn wrote this graphical score for amplified percussion, Vincent Millioud on violin, Bo Wiget on cello, and Christian Weber on contrabass.

A quirky and ingenious duo from two saxophonists using extended techniques: Alipio C. Neto on soprano sax and Thelmo Cristovam on C-melody sax, using the reeds, body and breath to create an unusual and uncommon dialog.

The trio of Paulo Curado, Paulo Chagas, and Joao Pedro Viegas on flutes and reeds, 11 pieces of mostly improvised music that blend idiomatic music from old and new approaches, while inventing a few of their own.

One of the most active albums from the set of Lisbon String Trio (plus one) albums released in 2017, saxophonist Blaise Siwula brings a unique virtuosity to this live album from Galeria Monumental in Lisbon, prompting at times a chamber jazz feeling, alongside very free improvisation with impressive transitions from spacious to highly detailed playing.

Active and exciting electroacoustic improvisation with a strong emphasis on the electronics from Richard Scott and his uniquely developed modular synthesizer, from this Berlin-based collective trio with double bassist Alexander Frangenheim and trumpeter Nikolaus Neuser, exploring Trialectics, a complex system of 21st century thought and formal logic.

Correctly configured, the Portugese ensemble Octopus is an octet, and though named after the most common of the breed, this 8-tentacled orchestration of strings, flute, trumpet, piano, guitar, electronics and percussion, all using extended techniques, slides deftly and with incredible restraint through a large, detailed dark-water work of electroacoustic improvisation.

Kern is the Berlin-based free improvising acoustic trio of clarinetist and saxophonist Edith Styer, trombonist Matthias Muller (Splitter Orchester, Xenon), and drummer Yorgos Dimitriadis (Fabric Trio, Glue), recording in the studio for 10 works of informed dialogs of great restraint and consummate control, from a mix of collective compositions and two from Steyer.

Four controlled improvisations from the New York City based trio of Michael Lytle on clarinet, Denman Maroney on piano, and Stephen Flinn on percussion, non-idiomatic collective improvisations that often have the feeling of electroacoustic improv through Flinn's use of percussion, Maroney's inside piano work, and Lytle's upper register playing.

A beautiful album of darkly lyrical jazz duos from Israeli saxophonist and bass clarinetist Albert Beger and collaborator and member of the Albert Beger Quartet Shay Hazan, on double bass and guimbri, for seven pieces recorded in the studio: 6 improvised works and the composed piece "Cycles".

Nine freely improvised introspections as "enlightening spots on different forms of life in a rather muddy environment" from Lucerne, Switzerland based tenor saxophonist Elio Amberg and pianist Christoph Baumann, wonderful miniatures of great style and skill, a diverse exploration of their fictional pond that's quite spellbinding and exciting.

Recording in Portugal, the quintet of Aural Terrains label leader Thanos Chrysakis on piano, Creative Sources label leader Ernesto Rodrigue on viola, son Guilherme Rodrigues on cello, Miguel Mira on double bass and Abdul Moimeme on electric guitar, three parts of microscopic collective electroacoustic improvisation of highly focused, detailed interplay.

Electroacoustic improvisation from the trio of Marc Vilanova on saxophone, Sergio Castrillon on cello, and pianist James Andean also performing on objects and electronics, in nine collective improvisations of close-knit dialog balancing intense activity and silent space, building tension and releasing it in unexpected and wonderfully eccentric ways.

Live at the 66th SALON fur Klang+Kunst in Krailling, Munich, Germany finds festival leader Udo Schindler on cornet, bass, contrabass clarinet, soprano saxophone in a duo with Berlin-based Istanbul-born computer musician Korhan Erel, who designs his own unique instruments with unusual controllers, performing 9 singular dialogs of ethereal and unorthodox sound.

An exciting meeting of multi-generational and multi-national, forward-thinking free improvisers performing live at Klub Demboh in Berlin in 2017, from the sextet of Axel Dorner (trumpet), Mia Dyberg (alto saxophone), Pierre Borel (alto saxophone), Ernesto Rodrigues (viola), Tristan Honsinger (cello) and Guilherme Rodrigues (cello).

IKB continue their series of albums graced with taxonomic latin names for animals, here with the North Island brown kiwi bird, as the string- and wind-heavy electroacoustic ensemble led by violist Ernesto Rodrigues present this extended improvisation of subtle motion and understated complexity live at O'Culto da Ajuda, in Lisbon, Portugal in 2017.

A duo between Swedish guitarist Finn Loxbo (Fire! Orchestra) and bass clarinetist Erik Blennow Calalv, in a low-key, moody and tranquil album of improvisations with titles implying their unhurried approach to their dialog--"Clouds", "Moving, Dancing", and "Ryoanji"-- making a beautiful album of nearly ambient but decidedly determined music.

An extended studio improvisation recorded in Berlin-Weissensee, Germany in 2016 from the restrained quartet of Axel Dorner on trumpet, Nuno Torres on alto sax, Alexander Frangenheim on double bass, and Ernesto Rodrigues on viola, using advanced techniques in a monumental journey that finds the quartet in a variety of expansive and intriguing dialogs.

Buenos Aires double bassist Pablo Vazquez presents nine solo improvisations using an impressive and diverse set of approaches to the instrument, utilizing every inch of the bass to evoke the supernatural beings of Argentine popular culture, in an imaginative approach to sonic narrative that demonstrates powerful control and masterful technique.

The acoustic bass duo of New Yorker Sean Ali and European Pascal Niggenkemper use unusual techniques and preparations for the large double bass to make a series of 22 concise, diverse, and engaging improvisations.

One of Portugal's most interesting large scale lowercase ensembles led by violist Ernesto Rodrigues, with frequent Creative Sources collaborators including Nuno Torres on alto sax, Carlos Santos on electronics, Guilherme Rodrigues on cello, Miguel Mira on bass, 14 musicians move with subtlety in a tapestry of electroacoustic resonance and mystique.

The Italian Acre trio of Ermanno Baron on drums & objects, Ginomaria Boschi on guitar & effects, and Marco 'uBiK' Bonini on laptop, tapes, theremin, in a five-part improvised work using a "free game" methodology to promote new modulations and configurations in organic and synthetic sounds and timbre, make each player subsume into their collective sound.

Three versatile improvisers with pedigrees including Christian Weber, Christian Wolfarth, Objets Trouves, Big Bold Back Bone, &c, the Swiss trio of Roberto Domeniconi on piano, Jan Schlegel on electric bass, and Sheldon Suter on drums use unusual and extended techniques integrated within free improv in this coproduction with RSI Rete Due Radiotelevision, Switzerland.

The Creative Sources core string improvisers of violist Ernesto Rodrigues, cellist Guilherme Rodrigues, cellist Miguel Mira, and double bassist Alvaro Rosso, with frequent collaborator percussionist Vasco Trilla, are joined by German violinist Harald Kimmig (Trio Kimmig) for a dynamic album that fluctuates from acoustic lowercase to rapid pointillistic improv.

The affect of Carlos Santos' electronics and recordings are the foundation of this Portuguese quintet's improvisations, creating an environment over which Ernesto & Guilherme Rodrigues on viola & cello, Eduardo Chagas on trombone, and Andre Hencleeday add subtle gestures of unusual approaches to their instruments, in a mysterious album of lowercase improv.

A live recording at O'Culto da Ajuda, Lisbon, during the 2017 CreativeFest #11 from the quartet of Ernesto Rodrigues on viola, Guilherme Rodrigues on cello, Gianna de Toni on double bass, and Vasco Trilla on percussion, a sinuous, curving extended improvisation of subtle shades, with certain rotations more forceful, but always gravitating to quietude.

Two string players, Swedish acoustic guitarist and banjo player Niklas Fite, and German double bassist Alexander Frangenheim, recording in the studio in Berlin in 2017 for 10 succinct improvisations ranging from quick interactive discourse of a pointillistic nature to near silent meditations using unusual and extended techniques, a quirky and informed album.

A live recording from the acoustic septet Free Music 7tet of Ernesto Rodrigues (viola), Luiz Rocha (clarinets), Guilherme Rodrigues (cello), Eduardo Chagas (trombone), and (piano), Hernani Faustino (double bass) and Paulo Ferreira Lopes (drums), performing at O'Culto da Ajuda, for five improvisations from active free improv to lowercase exploration.

Emulating the sounds and intentions of cranes through string improvisation and unusual techniques, the quartet of Estonian violinist Elo Masing, German violinist Dietrich Petzold, and Portuguese violist and cellist Ernesto and Guilherme Rodrigues name each of 8 tracks on the behavior of cranes, from forming a flock, migration, fighting, ritual dancing, to nesting.

Swedish double bassist Johan Moir, who focuses on extended techniques, preparations, Just Intonation and psychoacoustic phenomena, joins with cellist Guilherme Rodrigues in the studio in Berlin to record these 9 dialogs of haunting string improvisations, pushing the limits of their "hollow wood" instruments to create a vast palette of sound and approaches.

Finding common ground between the acoustic past and the electronic present, the duo of Christoph Schiller on spinet and Eric Ruffing on analogue synthesizer present two extended improvisations of tempered interaction, exploring periods of extended sound, timbre and decay, scrabbling inside playing, restrained electronic whines, and active pointillistic playing.

Swiss electric guitarist Florian Stoffner (Manuel Mengis Grupp) and Spanish/Portuguese saxophonist Albert Cirera (Agusti Fernandez Liquid Trio) present the 8 part "IRMA" in concise free improvisations, restrained but alert and quick-witted dialogs that explore their instruments with alternate approaches to each in articulate ways.

Two mesmerizing, diverse, and incredibly sophisticated large scale conductions led by Ernesto Rodrigues and an ensemble of more than 30 performers on reeds, guitars, strings, electronics, pianos, voice, megaphone, brass, drums and percussion, rich yet restrained with moments of mystery and excitement, in two complete concerts from Lisbon in 2017 & 2018.

Italian jazz trumpeter Flavio Zanuttini (Abbey Town Jazz Orchestra) in a solo album exploring the relationship between the primordial sensoriality and vision of the Underworld, conceived and presented through extended techniques and often peculiar approaches to the trumpet as he tells his unusual tale of epic times.

A live performance at O'Culto da Ajuda in Lisbon from the Lisbon String Trio of Ernesto Rodrigues on viola, Miguel Mira on cello, and Alvaro Rosso on contrabass, joined in this concert by Creative Sources frequenct collaborator Eduardo Chagas (Variable Geometry Orchestra, IKB, Suspensao, &c), a large work of microscopically detailed and concentrative acoustic improv.

Guitarist Henk Zwerver, bassist Raoul van der Weide and percussionist George Hadow, frequent collaborators in the Amsterdam free improv scene, join with Berlin saxophonist & clarinetist Edith Steyer to make up the Bertch Quartet, their debut album a great and embraceable example of subtle, collective free improvisations that merge traditional and non-idiomatic forms.

Dedicating his album to Paul Burwell and Z'ev, Spanish percussionist Paolo Sanna demonstrates his many years of research in sound, silence, noise, experimentation, musical research and deconstruction through standard percussive devices and found objects, giving his playing a distinctive and personal palette which he plays with superb technique and timing.

Recording in the studio in Lisbon, Portugal, the free improvising lowercase/subtle momentum quintet of Ernesto Rodrigues on viola, Guilherme Rodrigues on cello, Bruno Parrinha on bass clarinet, Luis Lopes on electric guitar, and Vasco Trilla on percussion, demonstrate intense control and remarkable concentration through the five parts of "{ Lithos }".

Dedicated to the late free jazz legend Cecil Taylor, this Lisbon sextet of Paulo Alexandre Jorge on tenor saxophone, Ernesto Rodrigues on viola, Eduardo Chagas on trombone, Manuel Guimaraes on piano, Miguel Mira on cello, and Pedro Santo on drums performs four energetic and well-balanced collective improvisations, respecting and evoking the incredible legacy Taylor left behind.

Cellist Cecilia Quinteros formed this free jazz quartet with Christoph Gallio on soprano and alto saxophones, Alex Elgier on piano and Marcelo Von Schultz on drums, recording in Buenos Aires, Argentina for four spectacular improvisations with idiosyncratic language on their instruments and unbridled enthusiasm in their playing, even in introspective moments.

Combining free jazz spontaneity with the urgency of funk and rock, NY-based German saxophonist and bass clarinetist Welf Dorr (Funk Monk) presents his Unit with drummer Joe Hertenstein, bassist Dmitry Ishenko and guitarist Dave Ross, in an energetic album of tunes that combine determination and passion with upbeat grooves balanced by beautiful ballad work.

A lowercase duo of intense focus and concentrative dialog from Creative Sources label leader Eernesto Rodrigues on viola and trombonist Eduardo Chagas, a member of IKB, Variable Geometry Orchestra, Suspensao, &c., through five recordings using primarily extended techniques and close proximity miking to create unusual textural and alien soundcscapes of great tension and release.

Using Edvard Munch's famous painting "The Scream" as his muse, German cellist living in Portugal, Ulrich Mitzlaff, presents 10 acoustic miniatures from just over a minute to 4 1/2 minutes in length, including wildly interactive moments of delirium to darkly melodic bowed passages, using his impressive technique to create vivid depictions of Munch's work.

Free electroacoustic improvisation from the Italian quartet of Patrizia Oliva on voice, electronics, bawu, & objects, Carlo Mascolo on prepared trombone, Domenico Saccente on accordion and prepared piano, and Felice Furioso on drums, cupa cupa, contrabbassa, & sounded objects, using voice and unusual instrumentation to guide unusual and forward-thinking improv.

Recorded at the Galeria Monumental during the Small Format Materials II Festival, Sul is a large string-oriented ensemble led by Ernesto Rodrigues that includes percussionist Andrew Drury and double bassist Hernani Faustino, alongside Creative Sources core players, orchestrated with viola, violin, cello, double bass, classical guitar, zither, percussion and objects.

Creative Sources collective Isotope Ensemble led by Ernesto Rodrigues performed with a large electroacoustic group continues their investigation of isotopes, focusing on Lanthanum, a soft metal used in flints, through subtly-developing interplay the band, moving as one body, reaching several highly controlled periods of passionate improvisation, contrasting with beautifully serene sections; impressive.

The French trio of Louis-Michel Marion on double bass, Jacques Didonato on clarinet, and Philippe Berger on viola are heard in a live recording at Radio France, on June 12th, 2017, freely improvising in understated and rich layers of harmonics and tone, actively subdued interactions in an extended excursion of introspective chamber-oriented improvisation.

Members of the Polish Infant Joy Quintet and Warsaw Improvisers Orchestra--saxophonist Jan Malkowski and drummer Dominik Mokrzewski--pair off in a dynamic album of solid free jazz, influences feeling like Albert Ayler or Steve Lacy, as the two show great technical and creative skills, sometimes in great motion, sometimes reflective, showing great command and direction.

Adding a fourth string to the collaborations of Portugal's Lisbon String Trio of Ernesto Rodrigues on viola, Miguel Mira on cello, and Alvaro Rosso on contrabass, Portuguese violinist Carlos Zingaro adds an additional level of delicately complex interplay to the trio's exceptional free improvisation, as they pay tribute to the Greek goddess of light and extent.

Trumpeter Sei Miguel joins the Portuguese Lisbon String Trio, his second collaboration with the free improvising core group of Miguel Mira on cello, Ernesto Rodrigues on viola, and Alvaro Rosso on double bass, adding a distinctive voice to their subtle interplay as they present this three part work based on the legendary German character who traded his soul to the devil.

Berlin pianist Antonis Anissegos and Greek drummer Christos Yermenoglou in an album of obscurely titled free improvisations, sophisticated and thoughtful discourse using both traditional and extended techniques, Anissegos inside and out of the piano, as the two converse through understated yet strong melodic threads, a truly lovely and accomplished album.

A "shug monkey" is a cryptid, a creature that may or may not exist, supposed to have features of a dog and a monkey, an odd but apt reference for the unusual improvisations by Berlin-based saxophonist Simon Rose and guitarist Nicola L. Hein, one of 8 tracks named for unusual creatures and mythological beings, each described in sound through extended techniques and powerful playing.

German saxophonist and leader of the Salon for Klang + Kunst started the Improx, or "The X for the Unknown and the Unheard" with Gunnar Geisse, here in the third edition of the series with Swiss free improvising vocalist Franziska Baumann, captured live at two performances in 2018 in Germany & Switzerland, for unusual, quick-witted and innovative interchanges.

"3 Phases", or 3 aspects of the approach that violist Ernesto Rodrigues applies to improvisation, in 3 different groupings over 3 different concerts at O'Culto da Ajuda, in Lisbon, here in an electroacoustic ensemble with Miguel Mira, Guilherme Rodrigues, Joao Silva, Eduardo Chagas, Paulo Curado, Noel Taylor, Miguel Almeida, Andre Holzer, Andre Hencleeday, Carlos Santos, and Joao Valinho.

The 8-limbed creature that is Creative Source's Octopus presents their 3rd album of diaphanous improvisation, using two reeds (clarinet & tenor sax), trumpet, resonator guitar, viola, double bass, snare drums and electronics, as they slowly prowl in subaqueous and subtle improvisation of powerful technique, cautiously moving with rich details and deft direction.

"3 Phases", or different aspects of the approach that violist Ernesto Rodrigues applies to improvisation, in three different groupings over three different days, all live at O'Culto da Ajuda, in Lisbon, Portugal in 2018, here in an ea-improv setting with Albert Cirera on tenor saxophone, Rodrigo Pinheiro on piano, & Carlos Santos on field recordings & sine waves.

Recording in Germany, Creative Source's two Rodrigues'--Ernesto on viola and Guilherme on cello--along with double bassist Klaus Kurvers, celebrate legendary improvising cellist Tristan Honsinger's birthday in this studio album of active playing with a chamber quartet feeling through superb technical skills yielding electrifying string improvisation.

Eleven instrumental works with each piece based on and emulating the sound characteristics of blackbirds, such as "whistling", "squealing", or "flutes", captured in a live concert at multi-reedist Udo Schindler's Salon fur Klang+Kunst in Krailling in Berlin, from the duo of Schindler and long-time musical collaborator, violinist Georges-Emmanuel Schneider, also on live electronics.

Guitarist Henk Zwerver leads this collective free improvising band in their second release, now extended to a septet with the addition of Salvoandrea Lucifero on trombone, joining Zwerver: Ziv Taubenfeld on bass clarinet, Luis Vicente on trumpet, Nico Chientaroli on piano, Raoul ven der Weide on double bass, objects, and George Hadow on drums.

A suite in seven parts named in Latin with abstract spiritual connotations from the Portuguese free improvising trio of Paulo Galao on clarinet & bass clarinet, Guilherme Rodrigues on cello, and Nuno Morao on percussion, each movement using subdued yet detailed and active motion, a confident and adept meditation of powerfully controlled communion.

Austrian violinist and composer Irene Kepl met French double bassist Fred Marty joined in the studio in France in 2018 to record this lively album of string interactions, both players showing masterful skills informed by classical and improvisational training, shown through impressive and mischievous technique and dialog that "Pirouettes", "Rolls", "Skids" and even takes a "U-Turn".

The Italian trio of saxophonist/clarinetist Francesco Masaro, pianist and prepared pianist Giovanni Cristino, and drummer/percussionist Walter Forestiere, take us on a journey at the lower levels of a forest's undergrowth, adding objects, preparations and extended techniques in a blend of free jazz and nonidiomatic forms to reveal mystery and brightness in the brambles.

An album for bowed strings, bowed metal, and double bass, from the quartet of Dietrich Petzold on violin, viola, bowed metal, Ernesto Rodrigues on viola, Guilherme Rodrigues on cello, and Matthias Bauer on double bass, presenting a seven part suite recorded in the studio in Berlin, active and exciting music that bridges classical technique with free improvisation.

A quintet album of minimal/lowercase electroacoustic improvisation recordeded at Penedo in Portugal from Ernesto Rodrigues on viola, Guilherme Rodrigues on cello, Miguel Mira on cello, Anna Piosik on trumpet, and Carlos Santos on electronics, each performer using extended techniques, contrasting atmospheric tones with percussive, often pointillistic approaches.

Finnish guitarist Lauri Hyvarinen joins Portugues Creative Sources collective members Ernesto Rodrigues on viola, Abdul Moimeme on electric guitar, and Carlos Santos on synthesizer, for a studio album whose title refers to the shell of an object, a mysterious reference peeled away by this quartet through subliminal playing of intense technique and concentration.

A unique pairing of strings from Berlin improviser Wolfgang Schwabe performing on the Guqin, or Qin, a plucked seven-string Chinese musical instrument of the zither family, and Hui-Chun Lin on cello and voice, finding common ground in instant compositions of exotic string figures plucked and bowed, with Hui-Chun Lin sometimes adding emotional release in voice.

Taking two players from Guy Seger's Eclectic Maybe Band (Discus Records), classically trained Catherine Smet and improvising drummer Dirk Wachtelaer fulfill their album's title with 11 free dialogs, their dexterous mastery evident as they carry on energetic conversations of urgent activity, or lay back in cultivated discourse of sophisticated artistry; engaging.

A reflection of the previous year's solo work from Berlin-based saxophonist and clarinetist Edith Steyer, a member of GEDOK, the Berliner Senat and Composers Orchestra Berlin, here using preparations and extended techniques to open new possibilities in improvisations, as she explored ethnomusicology, using repetitive figures influenced by tribal music.

A mysterious album of viola, viola d'amore, organ, and field recordings, merging the compositional minimal approach of Wandelweiser artist Eva-Maria Houben with Creative Sources performers Ernesto & Guilherme Rodrigues, the field recordings creating a virtual setting of environmental stillness, evoking slow motion in the unique "thisness" of haecceity.

Named for the city in which it was recorded, the trio of Karoline Leblanc on harpsichord, Ernesto Rodrigues on viola, and Paulo J Ferreira Lopes on gongs & cymbals, is a mysterious and ritualistic album, Lopes' gongs slowly intoning as the strings use unusual techniques, much of the harpsichord played inside; a subtle and beautiful reflection of historic Montreal.

The Norwegian guitar trio led by Roland Galewicz on drums, Henrik Sandstad Dalen on double bass, and Havard Nordberg Funderud on guitar, free improvisers with a dark intent captured live at Kafe Haerverk, in Oslo in 2018 as they perform Galewicz's rhythm-heavy three part "Death Machine Suite", Funderud's spacious "Nice Things" and Dalen's searing "Holmenkollekspressen".

Improvising Japanese guitarist Riuichi Daijo joins Spanish Bass & Sopranino saxophonist Ferran Besalduch for a series of non-idiomatic dialogs, from bright restrained to assertive interactions, unusual techniques from Besalduch and percussive asides on the guitar adding engaging ornaments to their conversation; a nice accompaniment to a bright day.

A trio of improvisers recorded live at Exploratorium in Berlin, 2018, from Zemun prepared pianist Dusica Cajlan-Wissel, European percussionist Etienne Nillesen on extended snare drum, and improviser/sculptur Georg Wissel on prepared alto saxophone, through extended technique and preparations creating unusual sonic interactions of detail and restrained idiosyncratic discourse.

The Netherlands quartet of Martin Tervoort on tenor & soprano saxophones and bass clarinet, Bert Kleijn on drums, Fons Sluijter on cello, and Bennie Timmer on guitars, in collective improvisation influenced by jazz, blues, salsa, pop, free improv and modern compositional music.

Recording live in Berlin at Werkhalle Wiesenburg, the quartet of Portuguese father/son string players Ernesto Rodrigues on viola, Guilherme Rodrigues on cello, Danish saxophonist Mia Dyberg on alto sax, and Polish double bassist Tomo Jacobson present a precisely controlled concert of subtly detailed free improvisation using impressive technique and momentum.

The second album from the trio of Ferran Fages (acoustic turntable), Ruth Barberan (trumpet), and Alfredo Costa Monteiro (accordion) expands on their first "Atolon" album with these two recordings of intense electroacoustic improvisation, a mixture of ritual, controlled chaos, mysterious and often disruptively provocative sound, and other inexplicable evolutions.

A composite of environmental sounds, electronics, and viola, recorded in Barcelona, Spain and Lisbon, Portugal from intrepid audio explorers Ferran Fages and Ernesto Rodrigues, the single long work taking the listener on a theoretical journey of transparent traffic, squealing wheels and indeterminate location, engrossing in its detail and the mystery it presents.

Taking their name from plants whose seeds are distributed by wind, violist Frantz Loriot and bassist Daniel Studer formed Anemochore in 2016 to purse different playing techniques and preparations in their search for unique forms of improvisation, here with drummer Benjamin Brodbeck and saxophonist & bass clarinetist Sebastian Strinning, recorded by Jean-Marc Foussat.

Portuguese guitarist and experiementer Abdul Moimeme, once a student of US free jazz saxophonist Patrick Brennan, now joins him as Moimeme employs two electroacoustically altered guitars played simultaneously with objects, Brennan performing on sax and cornet, as they create unusual and assertive abstract sonic environments, intensely detailed and gripping.

Turning the piano trio concept onto its sonic side, the Swedish trio of Nina de Heney on double bass, Karin Johansson on piano, and Henrik Wartel on drums owe more to AMM than jazz tradition, as they use extended techniques and a sound-oriented approach to improvisation, presenting three live recordings at Elementstudion, in Gothenburg, Sweden.

Clarinetist Tom Jackson, guitarist Daniel Thompson and drummer Vid Drasler met in 2016 as part of the CRAM Records residency at FriForma in Ljubljana, at which time they performed and recorded as a trio, vowing to collaborate again; this album of open-minded free improvisation is the result: "Nauportus" in 5 parts, ebbing and flowing from near silence to animated interaction.

Joing Portuguese and Spanish improvisers for four recordings in Bilbao, Spain, this sextet presents sound works using unusual orchestration--piano harp, viola, guitar, metals, electric organ, paper, contact mics, and electronics--balancing spacious exploration with assertive moments of percussive and caustic sound, evolving bold sonic and timbral combinations.

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.

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 Lisbon String Trio of Ernesto Rodrigues on viola, Miguel Mira on cello, and Alvaro Rosso on contrabass continue their recent string of collaborations with a fourth player, Portuguese tuba player Gil Goncalves joining to addd a unique complement to their strings, as Goncalves adds bass, blats, growls and unique timbres of upper register low brass.