With origins in Switzerland in the Recall Pollock duo of trombonist Roland Dahinden and pianist Hildegard Kleep, this trio with UK electronics artist based in South Africa Cameron Harris has its origin in the quartet CubeZ with visual artist Charbel Ackermann, here focused on their unusual language through acoustic improv altered and complemented by interactive electronics.

The 13th International Festival of Improvised Music "Ad Libitum" in Warsaw, 2018, themed "Women Alarm!", presented the new trio of Joëlle Léandre (double bass), Myra Melford (piano), and Lauren Newton (free improv voice), performing a masterfully energetic, quirky and indescribably enthralling set of trio and duo improvisations titled "Whisper" 1 through 8.

Aggressive "honk-n-skronk" free jazz from the Moscow based trio of alto saxophonist Anton Ponomarev, with Danish drummer Peter Ole Jørgensen (aka P.O. Jorgens known for his work with Peter Brötzmann) and bass guitarist Dmitry Lapshin, in a studio album of eight burning "Circles", demanding skirmishes of fiery imformed collective free jazz.

Based on a series of improvisations on a very hands-on hardware setup, with an old tone generator, effects pedals, dictaphones, contact mics, &c., Machinefabriek (Rutger Zuydervelt) took these recordings into the studio to compose these four works, 2 brief pieces and the 2-part, intricate "Amalgaam", in an absorbing album of dramatic texture & sound.

An unusual release from the accordion, Alfredo Costa Monteiro, placed microphones in a way to enhance the harmonics and all the particularities of every sound, layering slowly moving tones and their harmonic interaction, allowing unexpected details to emerge.

An album of controlled cacophony and slippery improvisation from the trio of Martin Klapper on amplified objects, toys & small electronics, Martin Kuchen on sopranino & soprano saxophones, snare drum resonator & metal objects, and Roger Turner on drums, small cymbals, metal and plastic, recording in Stokholm as they apparently try to build a shooting bear.

A collection of compositions from clarinetist Guillermo Gregorio alongside collective improvisations from the trio with bassist Joe Fonda and drummer Ramon Lopez, sophisticated chamber-oriented jazz from masterful players recording in the studio in New Jersey, as they explore the musical intersection of disparate cultural, geographic and life experiences.

A fully improvised cycle of seven miniatures, or "Mutations", recorded live on Kultur-Schranne in Dachau, Germany in 2019 by the trio of two masterful and legendary players--Catalan pianist Agusti Fernández and British double bassist Barry Guy--inviting young Catalog saxophonist Don Malfon as they transmute their conversation for fascinatingly creative conversation.

Drawing from four of the most active and prominent improvisers on the UK free improv scene, saxophonist Trevor Watts leads his quartet with pianist Veryan Weston, bassist John Edwards and drummer Mark Sanders through four free spirited, exhilarating and comprehensive collective conversations captured live at Cafe Oto in London in 2019.

Using the natural resonance of the Apodaka church in Alava, Spain, the Bilbao-based experimental improvising duo of cellist Francia Matías Riquelme and saxophonist Fernando Ulzion on soprano and alto, present an introspective and informed set of works titled as iconic jazz compositions, an implication of the impressionist approach their expansive and thoughtful playing invokes.

A constantly evolving electro-acoustic composition for percussion and microphones from the Swiss-based duo of Vincent Glanzmann and Gerry Hemingway, using cymbals, floor tom & percussion, directed by both graphic and collective compositional approaches while applying carefully controlled amplification to prodigious extended techniques on their instruments.

Recalling their brokenresearch LP from 2007, trumpeter Nate Wooley and drummer/percussionist Paul Lytton focus on unusual techniques and approaches to their instruments, using amplifiers and electronics to investigate new frontiers in interactive improvisation, each creating inexplicably interesting, masterfully interwoven sonic material.

A unique sextet of European improvisers active since 2015, comprised of two soprano saxophones, violin, piano, turntables and quarter tone accordion, in their second album of wide-ranging collective improvisation, their orchestration allowing moments of jazz, classical and electroacoustic improvisation to interweave and surprise their listeners; fascinating.

The 3rd volume of saxophonist Mars Williams' Albert Ayler-infused holiday records, bring free jazz to the holidays in a unique holiday mash-up of songs with titles like "Noel Omega - Twas The Night Before The Frosty Island Harvest Xmas", in a quintet with Jaimie Branch (trumpet), Knox Chandler (electric guitar), Mark Tokar (bass) and Klaus Kugel (drums).

Marilyn Lerner (piano), Ken Filiano (bass & effects) and Lou Grassi (drums & percussion) extend their trio work after their previous two NoBusiness releases with this album of profound collective improvisation, blending lyrical and abstract work in energetic but never frenetic conversation, in a range of mood performed with incredible technical and inventive skill.

An exciting trio recording of the creatively unorthodox and superb collective piano trio of German pianist Uwe Oberg, Spanish drummer & percussionist based in Berlin Lucia Martinez, and New York bassist Joe Fonda, also on flute, performing at the the 2019 Just Music Festival in Weisboden, the band's implicit joy of their performance clearly heard in these recordings.

Recorded during Ken Vandermark's residency titled "The Unexpectable", in Krakow in 2017 at Klub Alchemia, plus concerts at Hevre and Black Box in Germany, with duos, trios and quartets in a variety of configurations with artists including Ken Vandermark, Nate Wooley, Ikue Mori, John Butcher, Kent Kessler, Steve Noble, Mette Rasmussen, Eddie Prevost, Joe McPhee &c.

The performing duo of pianist Alexander von Schlippenbach and drummer Dag Magnus Narvesen bring two strong voices from different generations of free improvisers, creating a unique sound that merges the creative energies and vocabulary of each in dynamic and subtle expressions of vigorous movements that unravel in layered improvisation, rewarding their listeners.

Performing together since 1989, at first frequently and now as very special events, this concert at Concertgebouw in Brugge of pianist Georg Graewe, cellist Ernst Reijseger, and drummer and marimba player Gerry Hemingway, is a superb example of the both telepathic and confidently confrontational interplay of their chamber-oriented and superbly paced improvisation.

Surprising, singular and unconventional interpretations of four pieces from John Coltrane--"The Father and the Son and the Holy Ghost", "Naima", "Improvisation For Mr. J.C.", and "Inspired by Seraphic Light"--from the Gdansk trio of Michael Gos (drums), Mark Tokar (bass) and Tomasz Gadecki (tenor & baritone sax), comissioned by and performed at the 2019 Jazz Jantar Festival.

Hailed as the most pyrotechnic and adventurous concert of the 12th Ad Libitum Festival in Warsaw, Poland, the collective quintet of Agusti Fernandez on piano, Artur Majewski on trumpet, Albert Cirera on saxophones, Rafal Mazur on bass, and Ramon Prats on drums, rage and flow through three movements of "Flux", starting at the "Source" and ending in an "Estuary"; awesome.

Using the natural resonance of the St. Martin's Church, in Smartno, Slovenia, percussionist Zlatko Kaucic leads the quintet of Michael Moore on alto sax & clarinet, Marco Colonna on clarinet & bass clarinet, Albert Cirera on tenor sax, and Silvia Bolognesi on Double Bass, in ten conversations from cinematic conversation to commandingly interactive.

The third SLD Trio album from the Argentinian free improvising band with a strong NY presence of pianist Paula Shoctron (also narrating on "Transformacion"), bassist German Lamonega, and Pablo Diaz, in ten diverse and confident recordings, performing compositions from each musicians one collective improvisation, and Duke Ellington's "Melancholia".

Three saxophonists -- Evan Parker, Lotte Anker, and Torben Snekkestad -- all on soprano sax plus Anker on tenor and Snekkestad on trumpet, in a primarily reed trio performing live in in Copenhagen, Denmark at KoncertKirken Blagards Plads, in two highly interactive improvisations that explore harmonic interaction, interference, and tonal intersections; fascinating!

The working trio of New York trumpeter & saxophonist Joe McPhee, London double bassist John Edwards, and German drummer Klaus Kugel, actively touring through Europe since 2017, are heard live at Alchemia in Krakow, Poland in 2018, for four monumental examples of free improvisation in superlative playing with intense rhythmic interaction and deeply expressive soloing.

A set of Jeb Bishop compositions performed at The Hungry Brain in Chicago, from the inventively lyrical quartet of Jeb Bishop (trombone), Russ Johnson (trumpet), Frank Rosaly (drums), and Jason Roebke (bass), performing music written for this same quartet at the invitation of Ken Vandermark for the Okka Festival 7 in Milwaukee; optimistic and joyful modern jazz!

The New York trio of pianist Jerome Kitzke, bassist Steve Rust on electric and acoustic, and drummer/percussionist Harvey Sorgen, alternate consummately clever approaches to collective playing with Kitzke's humorously ironic and insightful reading of four poems by Lawrence Ferlinghetti from his book "A Coney Island of the Mind", in honor of his 100th birthday.

The UK/Europe trio of Albert Cirera on saxophones, Rafal Mazur on bass guitar, and Nicolas Field on drums, in five ordinal improvisations recorded at Alchemia Club in 2018, for a concert of vigorously assertive playing and seething interactive layers, laying back at times to build their progressions, ending the concert with an explorative "Fifth" improvisation.

Recording two days after their concert in British Columbia, BC at Alternator Centre for Contemporary Art's Skin And Bones Music Series, the trio of pianist Matthew Shipp, guitarist Gordon Grdina and bassist Mark Helias captured these collective improvisations at Afterlife Studios in Vancouver BC, titling their album after their well-received concert.

The trio of bassist Joe Fonda, drummer Harvey Sorgen and clarinetist Christopher Rocher in an album dedicated to reedist Perry Robinson, a heartfelt album balancing structured composition and collective work, with authoritative free playing from all three as Rocher switches between bass clarinet and b-flat, Fonda plucks and bows, and Sorgen skilfully mixes it up.

The history of the early Detail trio of Frode Gjerstad on tenor & soprano saxophones, Johnny Mbizo Dyani on double bass, and John Stevens on drums continues to be unearthed with this studio session at Staccato Studios, in Stavanger, Norway in 1982, in two extended improvisations demonstrating the impressive skill and direction the band possessed.

Israeli saxophonist Albert Beger's Quartet with Milton Michaeli on piano, Shay Hazan on bass, and Ofer Bymel on drums, the leader also on Shakuhachi, in a studio set of Beger compositions, drawing on his work with William Parker and Hamid Drake in six recordings that balance structure and freedom in soloing, a fine album of modern creative jazz.

A concert in 1995 at Cafe Amores, in Hofu, Yamaguchi of the duo of Japanese percussionist Midori Takada and alto saxophone Kang Tae Hwan, both using exceptional and unusual approaches to their music, applying their backgrounds in free jazz, theater and studies in traditional African and Asian percussion to create a unique hybrid, from hypnotic to frenetic; fascinating.

Returning home to Philadelphia in 1994 for some "Homework" with Bob Dickie on bass and Robert Andreano on guitar, recording at Robert Andreano's studio, legendary free jazz drummer Sunny Murray leads this trio through six collective improvisations, from Hendrix meets Ayler fury to introspective and hypnotic passage, a much needed reissue of a superb and previously obscure album.

A sophisticated duo meeting at InTegra House in Trakai, Lithuania between two central figures of Lithuanian creative jazz--saxophonist Jan Maksimowicz and pianist Dmitrij Golovanov--in a spontaneous set of dialogs plus a rendering of Kenny Kirkland's "Dienda", as the two employ magnificent technique and strong lyrical tendencies across twelve succinct improvisations.

Two implicitly lyrical players -- trumpeter Kirk Knuffke and drummer Whit Dickey -- in their second album together of well-paced, thoughtful dialog, an intimate set of recordings that show the adept skills of both as they promote their inherent melodic intentions on their instruments, neither overpowering, but conversing in a warm and rewarding give and take.

Following up their 2017 album live at SMUP in Lisboa, the Attic trio of Rodrigo Amado on tenor saxophone, Goncalo Almeida on double bass, and Onno Govaert on drums are heard in this concert at the 2018 Summer Bummer Festival in Antwerp, Belgium, in a solid set of confidently exploratory improvisation and engrossing group dialog balancing pensive reflection and fire.

Returning home to Philadelphia in 1994 for some "Homework" with Bob Dickie on bass and Robert Andreano on guitar, recording at Robert Andreano's studio, legendary free jazz drummer Sunny Murray leads this trio through six collective improvisations, from Hendrix meets Ayler fury to introspective and hypnotic passage, a much needed reissue of a superb and previously obscure album.

A concert in 1995 at Cafe Amores, in Hofu, Yamaguchi of the duo of Japanese percussionist Midori Takada and alto saxophone Kang Tae Hwan, both using exceptional and unusual approaches to their music, applying their backgrounds in free jazz, theater and studies in traditional African and Asian percussion to create a unique hybrid, from hypnotic to frenetic; fascinating.

Bringing separate collaborations together as a trio, Swedish saxophonist Martin Kuchen (Angles), who has worked separately with Catalan drummer Vascto Trilli and Polish guitarist Rafal Mazur, come together as Nobject, recording at Lodz-Art Inkubator during the sixth Musica Privata festival in Lodz, Poland, for 2 sets of fully free, sinuous and assertive improvisation.

A formidable meeting of three powerhouses of modern creative improvisation of diverse backgrounds -- Filipina-American drummer/percussionist Susie Ibarra, legendary New York bassist William Parker, and Spanish pianist Agusti Fernandez, in a spirited, masterful and stunning live performance at the Joan Miro Foundation in Barcelona recorded in 1998.

Recording at Vortex Jazz Club in London in 2018, the As You Hear trio of renowned London and European free jazz pianist Veryan Weston with two younger generation improvisers, Pei Ann Yeoh (violin) and Beibei Wang (drums & percussion), here presenting a sophisticated concert of group improvisation, each collective improvisation named for a spice or seasoning.

Argentinian improvisers Paula Shocron (piano) and Pablo Diaz (drums) invite masterful Argentinian clarinetist and Mivimiento Musica Mas founder Guillermo Gregorio to record these 14 collective improvisations in the studio in New York, drawing upon contemporary and jazz elements with virtuosic skill, revealing inventive and imaginative playing.

An unusual release from the accordion, Alfredo Costa Monteiro, placed microphones in a way to enhance the harmonics and all the particularities of every sound, layering slowly moving tones and their harmonic interaction, allowing unexpected details to emerge.

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).

Recorded at the 2014 Ad Libitum Festival in Warsaw, pianist and composer Agusti Fernandez was invited to perform four concerts in celebration of his 60th birthday, choosing his working trio Aurora for once concert, a solo performance of "El Laberint de la Memoria", his electroacoustic Thunder trio, and a large ensemble conduction: "River, Tiger Fire".

Part of Evan Parker's 70th birthday in 2014, this album captures the super-charged quartet of Evan Parker on tenor saxophone, Mikolaj Trzaska on alto sax, bass clarinet, John Edwards on double bass, and Mark Sanders on drums, in two sets for two extended improvisations of both power playing and powerful communication, along with one shorter final statement.

As part of the Polish website Jazzarium.pl's 5th anniversary celebration, UK tenor saxophonist Evan Parker joined the Polish RGG free-improvising piano trio of Lukasz Ojdana on piano, Maciej Garbowski on bass, and Krzysztof Gradziuk on drums, for this four-part sophisticated collective improvisation recorded at the legendary Alchemia club in Krakow.

Radical masters of free jazz--Spanish pianist Agusti Fernandez and British bassist Barry Guy--meet young(er) radical trumpeter Peter Evans at the Moscow Cultural Center DOM for this 2017 concert of free improvisation, a fiery and informed concert of two sets, each in three parts, and an encore, showing technical mastery, inventive interaction, and sheer excitement in performance.