The transnational ensemble of acoustic improvisers Nathaniel Catchpole on tenor saxophone, Elk calls, Jamie Coleman on trumpet, Alex James on piano, Ross Lambert on guitar, pocket trumpet, preparations, John Lely on piano, Sebastian Lexer on piano, Marianthi Papalexandri on moving objects, Eddie Prevost on percussion, and Seymour Wright on alto saxophone.

Saxophonist Jemeel Moondoc takes his masterful NY quartet of pianist Matthew Shipp, bassist Hilliard Green, and drummer Newman Taylor Baker to perform live at Bimhuis in Amsterdam in 2016, capturing four remarkable improvisations of Moondoc compositions including an extended rendering of "Cosmic Nickelodeon", the band balancing lyricism with intensely creative playing.

Two contrasting works composed for the tape label Dauw by Rutger Zuydervelt, exercises in creating an auditory space or sphere rather than sculpting a structured composition; "Dwaal" presents orchestral washes amidst a barrage of radio static and erratic noise; "Wold" is a dream-like work of pianos, subtle hiss and field recordings; plus remixes of each.

The history of bassist Sean Conly's collaborations and releases shows a strong love of the jazz tradition and a perceptive writing style that references that tradition, heard here in free and lyrical original Conly compositions performed in the studio in a trio setting with fellow New York musicians Satoshi Takeishi on drums and Michael Attias on alto saxophone.

A wicked hybrid of jazz, avant rock and cinematic elements, bassist Caterina Palazzi's quintet Sudoku Killer takes on the music of Disney in a suite where each track is dedicated to an antagonist from movies like "Snow White" or "Sleeping Beauty", performed with Giacomo Ancillotto (guitar), Maurizio Chiavaro (drums), Sergio Pomante (sax) and Antonio Raia (sax).

Performing together since 2004 between Tokyo and Amsterdam, Dutch vocal improviser, innovator and electronicist Jaap Blonk meets Japanese vocal improviser and fellow electronics artist Tomomi Adachi at Lettretage in Berlin in 2017, recording this, the 5th in Kontrans' Electronic Improvisation, for two extended and energetic dialogs of unique creative interplay.

As he delves further into electronics, Netherlands vocal improviser and experimental artists Jaap Blonk finds an ever-increasing array of approaches to modify his voice and set it into alien and astounding environments, here in 16 tracks of musique concrete, sound poetry, pulse based electronics, soundscapes, and inexplicable hybrids of the same.

A thorough overview of bassist and vocalist Joelle Leandre's recent work in a boxed set of 8 CDs and a 16 page booklet of essays, photos and credits, each CD bringing a unique grouping from Les Diaboliques to duos with Mat Maneri, Fred Frith, Lauren Newton, & Jean-Luc Cappozzo, plus one solo disc and a quartet with Zlatko Kaucic, Evan Parker and Augusti Fernandez; magnificent.

Serbian violinist and composer Szilard Mezei's septet in a recording for KCNS Novi Sad from 2015, three tracks of contemporarily orchestrated free improvisation performing three extended Mezei compositions, sophisticated works with effortlessly elaborate structures affording his septet opportunity in group interplay and well-developed soloing, a great achievement.

Live recordings at Hexagon Theatre in Birmingham in 2018 from the UK free improvising quartet of Paul Dunmall on tenor saxophone, John O'Gallagher on alto saxophone, John Edwards on bass, and Mark Sanders on drums, the two saxophonists bringing distinct approaches together as they weave and parry over the powerhouse rhythm duo of Edwards and Sanders.

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.

Dynamic and compelling improvisations from the Oslo-based international guitar trio of Brinicle, an improvising trio comprised of Norwegian Hakon Norby Bjorgo on upright bass, Canadian Mike McCormick on electric guitar and Michaela Antalova on drum kit, who met in 2015 to join their interestes in the intersection of avant improvisation and post-rock.

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.

Australia's performing trio Omelette of Jordan Murray on trombone, Ronny Fereller on drums, and Luke Howard on piano follow up their 2014 album on Jazzhead with this live album, the trio joined by Chilean percussionist working in Melbourne Javier Fredes, for a lyrical and rhythmically rich live performance at Melbourne's JazzLab in 2017.

Quintet and sextet recordings from the Polyorchard group of Jeb Bishop on trombone, Chris Eubank on cello, Bill McConaghy on trumpet, David Menestres on double bass, David Morris on tuba, Dan Ruccia on viola, Jeb Bishop on trombone, and Jacob Wick on trumpet, recording at "The Store" in Raleigh, NC, for sublime and complex and collective free improvisation.

Seeking to extend the guitar trio into new and unique territory, the Quebec trio of Eric Normand on electric bass, Louis Beaudoin-de-la-Sablonniere on electric guitar, and Louis-Vincent Hamel on drums, reference performers like Jim Hall, Sonny Sharrock, John Abercrombie, & Bill Frisell while focusing on harmolodic force and unusual melodic lines.

An unusual mix of instruments from the Montreal trio of percussionist Michel Bonneau on congas & balafon, John Heward on drums, and Scott Thomson on trombone, all members of Ratchet Orchestra and Heward's Murray Street Band, in an album of active and uniquely layered confident rhythmic floors over which Thomson freely plays with remarkable technique.

Tenor and baritone saxophones in an exchange of spectral interactions that emphasize harmonic overtones and intersections, unusual emanations from both instruments in a perfectly paced improvisations, each of the 12 dialogs named aptly for locations and crossing in Englad and France, adding a sense of journey to these mysterious and wonderful expeditions.

A split 7" release between Cremaster (Alfredo Costa Monteiro (electronics) and Ferran Fages (feedback mixing board and electroacoustic devices); and the Komora A trio of Karol Koszniec (electronics), Dominik Kowalczyk (laptop) and Jakub Mikolajczyk (modular synth).

Rutger Zuydervelt, aka Machinefabriek, in a 7" release of two tracks developed for a piece commissioned by Marta Alstadsaeter and Kim-Jomi Fischer for their dance piece "as much as it is worth" in 2017, the first an edited version of the final music used for the piece, a complex yet upbeat and bouncy work, the second side expanding and darkening the music.

A large band project from UK composer, arranger and conductor Giles Thornton, directing 29 musicians through original works and reinterpretations of ballads like Joni Mitchell's "A Case of You", in a blend of acoustic and electronic musicians that avoids overt fusion overtones while keeping the music melodic with the occasional exotica flair.

Two fascinating experimental concepts executed by Roger Turner, Henry Kaiser, Martin Kuchen, Damon Smith, Jeff Coffin, Ed Pettersen, Tania Chen, & Jordan Muscatello; Disc 1, each musician improvised alone to NASA recordings from the Voyager spacecraft, the results mixed together over the Voyager track; Disc 2, three improvisers play together in response to Voyager tracks.