Drummer Charles Rumback in a quartet with Greg Ward & Joshua Sclar on sax, bringing together jazz tradition with the aesthetics of the eclectic Chicago scene.

Solos for triggered guitar from midi and effects guitarist Jorgen Teller, 15 complex and conceptual works that balance clean and noisy guitar work in perplexing ways.

Lokomotive's "Labyrinths" with bassist Baretto at the top of his game in playing and scoring this driving and unorthodox set of pieces, performed with two of Portugal's most in-demand players.

The Montreal free improvising trio Still of Nicolas Caloia on bass, Peter Valsamis on drums, and Yves Charuest on saxophone is joined in the studio by visiting Spanish pianist Agusti Fernandez for a superb set of detailed and energetic free jazz, 6 pieces titled "(un fold)" I - VI, making an album of first rate and exciting collective music.

Morton Feldman's final composition, originally premiered in 1987, here performed by pianist Mark Knoop, violinist Aisha Orazbayeva, violist Bridget Carey, and cellist Anton Lukoszevieze, recording a year after their successful performance at London's Cafe Oto, maintaining focus and concentration on this large, unhurried work of micro-variations.

The first release on the pianist and composer Tonino Miano's new Impressus label is a like-minded, far-ranging and imaginative duo with trumper Mirio Costonnin.

Instant compositions on from Nicola L. Hein on guitar and Mia Zabelka on violin, both versed in soundscape and sonic sculptures, using extended techniques to create dense but dynamic sonic landscapes with significant room for silence.

New York bassist Max Johnson expands his piano trio of Kris Davis on piano and Mike Pride on drums with Susan Alcorn on pedal steel guitar, adding an eclectic Western flavor to overall on-point, anchored and driven modern jazz of a high order, balancing lyrical playing with moments of free collective playing, in a beautiful and extraordinary album.

A superb example of contemporary collective improvisation crossing from acoustic improvisation into electroacoustic material from the quartet of Joachim Badenhorst on clarinets, Susana Santos Silva on trumpet, Goncalo Almeida on double bass, keyboards & effects, and Greg Smith on drums & laptop, performing live at Jazzcase series Dommelhof, 2016.

A unconventional yet lyrical album of creative jazz from the New York quartet of Angelika Niescier on alto sax, Denman Maroney on hyperpiano, James Ilgenfritz on contrabass, and Andrew Drury on percussion, Maroney's piano preparations and Drury's objects complementing complex time signatures and intricate notated materials that yield lush, beautiful music.

The 2nd recorded outing of this Oslo based improvising quartet, comprised of 3 young Norwegian players -- Katrine Shiott (cello), Jan Martin Gismervik (drums), and Jonas Cambien (piano & keys) -- with French clarinetist Xavier Charles, performing subtle collective improvisation using extended techniques, eclectic percussion, and piano preparations.

Double Bassist Eric Revis expands his concepts in this outstanding album with fellow New Yorkers, pianist Kris Davis and drummer Chad Taylor, and Chicago reedist Ken Vandermark on tenor saxophone, with all four players providing compositions that push the limit on structure and form while opening up the players to superb soloing settings of great modern jazz.

Pronounced as "knife", this new project from NY trumpeter Nate Wooley brings together Chris Pitsiokos on alto sax, Brandon Lopez on bass, and Dre Hocevar on drums in a fresh take on the concepts of free jazz, using short material composed by Wooley and based on the poetry of Aram Saroyan, used in looping and repeating structures that never sound as such.

The Boston-based BOLT quartet of Jorrit Dijkstra (sax), Eric Hofbauer (guitar), Junko Fujiwara (cello), Eric Rosenthal (drums) chose the 19 pieces on this release from 36 improvised pieces, ranging from "energy-orgies of free jazz [to] sparse electronic soundscapes".

The Paw Music trio bring together electronics and free improvisation in powerful electroacoustic spaces of transformative sound that embraces and resists chaotic variability.

A composition written for collaboration between Charles Evans and David Liebman, an unusual pairing of soprano and baritone saxophones, in a quartet with pianist Ron Stabinsky and bassist Tony Marino.

A polyphonic approach to noise using open improv and graphic scores from this Portugese quartet performing on sax, cello, percussion, amplified objects, circuit bending and analog electronics.

"Alba" (Portugese for "white") presents 4 improvisations by Ernesto Rodrigues on viola, Louis Laurain on trumpet, Guilherme Rodrigues on cello and Ricardo Guerreiro on computer, slowly building subliminal works of subtle dialog using extended techniques and white noise.

This laptop trio create a dense and scurrying sound world of a surprising freeform nature that avoids cliches by combining sound-generation tools for ever-shifting results.

A young band comprised of Bryan Rogers (sax), Alban Bailly (guitar), Matt Engle (bass) and David Flaherty (drums) in a release that explores post rock, modern jazz, minimal and improvised music.

"Fracture Mechanics" is the scientific study of cracks in any material, an apt title from these European experimental innovators--Burkhard Beins, Lucio Capece, Martin Kuchen, and Paul Vogel--pulling back the curtain on process and creating an impressive album crossing acoustic and electronic improv, organized sound, and inexplicable interaction; recommended.

A great example of traditional free improvisation spanning generations from the quartet of Danny Kamins on baritone saxophone, Damon Smith on double bass, and two drummer/percussionists--Alvin Fielder and Joe Hertenstein--for 10 tracks of swinging free music recorded in the studio in Texas, 2016, jazz with a lyrical intention and powerful rhythmic underpinnings.

Portuguese alto saxophonist Jose Lencastre's Nau [ship] Quartet with Joao Lencastre on drums and two thirds of Red Trio -- Rodrigo Pinheiro on piano and Hernani Faustino on bass -- in a lyrical album of collective free improvisation informed by masterful playing that's energetic but never bombastic, a thoroughly enjoyable and thought-provoking album.

A live concert of collective free improv recorded at Cologne's Loft from electronic artist Eckard Vossas leading his impressive quartet of Brad Henkel, Simon Nabatov and Scott Fields, Vossas performing on synth, electronics, Kyma Sound System, and Continuum Fingerboard, pianist Nabatov also on Crackle board, Henkel on trumpet, and Fields on electric guitar.

Originally a studio project, The UK Deep Tide Trio of Martin Archer on sax, Kim Macari on trumpet, Laura Cole on piano and Walt Shaw on percussion & live electronics evolved into a performing organization based on the strength of their open-ended approach to free jazz and improvisation, heard here balancing melody and structure in well-paced and thoughtful improv.

String Theory was formed as the string section for Boston's Leap of Faith Orchestra, the core being David Peck on reeds, game calls, fog horn, sirens, &c, and Glynis Lomon on cello, aquasonic and voice, with Jane Wang (cello) and Mimi Rabson (violin), creating a wonderfully assertive and somewhat skewed approach to improvisation, captured live at Mobius in Cambridge, 2016.

Commissioned by Anthony Braxton's Tri-Centric Foundation, trumpeter Nate Wooley developed a modular compositional structure of small melodic, rhythmic, harmonic, conceptual, textural, and timbral fragments, allowing Ingrid Laubrock (sax), Sylvie Courvoisier (piano), and Matt Moran (Vibes) exceptional freedom in improvisation, here in their 2nd recording live at Koeln's Loft.

Presenting a different line-up from the 2001 debut of Japanese pianist Satoko Fujii's Quartet, remaining is trumpeter Natsuka Tamura, with Keisuke Ohta on violin and Takashi Itani on drums, performing evolving and rich collective improvisation with a strange edge, captured live at the Jazz Room Cortez in Mito, Japan in 2016 for two extended and bewitching sets.

Cortex propels their persuasive, groove oriented approach to jazz with this swinging album that blends free jazz styles with great hard bop, in line with a band like The Thing, this Scandinavian group wants to make your body move without indulging in excess or pandering, instead following a muse that's solidly in the exuberant free jazz tradition.

A live concert at Amherst, Massachusetts in 2016 as part of the Magical Triangle Jazz Series from the quartet of legendary cornetist Bobby Bradford, Turkish saxophonist Hafez Modirzadeh on tenor, in-demand New York bassist Ken Filiano, and percussionist/drummer Royal Hartigan, the band performing two Bradford compositions, with one each from Filiano, Modirzadeh and Hartigan.

NY free jazz drummer and composer Harris Eisenstadt brings his talents to the compositional world with this four movement suite performed by the Mivos Quartet of Olivia De Prato, Josh Modney, Victor Lowrie and Mariel Roberts, a creative composition blending melodic and textural approaches to the strings in a bold rendering of Eisenstandt's work.

Collective improvisation from a quartet of masters -- NY based Sylvie Courvoisier on piano, Mark Feldman on violin, Ikue Mori on electronics, and London improviser Evan Parker on soprano and tenor sax -- for four pieces as a quartet and five duos of varying configurations, folding back the structure of the band through more intimate conversations; simply excellent.

"Rumor is a studio session by four musicians who had recently performed together for the first time during the 2014 MIA improvisation festival in Lisbon. It joins two international visitors - Brazilian Marco Scarassatti on sound sculptu...

Three label leaders come together for an album of free electroacoustic improvisation--Thanos Chrysakis (Aural Terrains); Kurt Liedwart (Mikroton); Ernesto Rodrigues (Creative Sources), with Nuno Torres on sax--for an extended dialog built of exotic and microscopic sound, string aberrations, and reed abnormalities; exceptional.

"Although their developments took place in parallel, jazz-funk-rock and free jazz shared little, if not perhaps Miles Davis's "Live-Evil" period, due to the open "jam" character The music of the trumpeter took at the time - even when Te...

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One of six Lisbon String Trio albums, each joining the core trio of Ernesto Rodrigues on viola, Alvaro Rosso on double bass, and Miguel Mira on cello with a 4th improviser, here with trombonist Carlo Mascolo, performing live at Mira's Palace in Lisbon, Portugal for one of the most harmonically unique albums of the set as the trombone weaves in and out of the strings.

Portugal's Lisbon String Trio with Ernesto Rodrigues on viola, Miguel Mira on cello, and Alvaro Rosso on double bass, in a series of releases adding one additional improviser, here joined by Etienne Brunet on soprano saxophone, for two extended improvisations of active counterpoint and beautiful open sections, an excellent and rousing collaboration.

The 4th collaboration for Portugal's Lisbon String Trio of Ernesto Rodrigues on viola, Miguel Mira on cello, and Alvaro Rosso on double bass, with Brazilian clarinetist based in Barcelona Luiz Rocha, all captured live at Casa dos Bicos, Fundacao Jose Saramago, in Lisbon in 2017 for free improvisation that maintains a calm center amidst seething and commanding playing.

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Four fascinating compositions by Pascale Criton exploring microtonalities on instruments tuned in 1/16th tone (violin, viola, guitar) based on gestural processes developed in close collaboration with the musicians: one duo with Silvia Tarozzi and Deborah Walker, one solo piece with Deborah Walker, and two pieces performed by Dedalus Ensemble.

NY Composer and Zs founder Alex Mincek's first release since 2011 also launches Sound American's Young Composer Portrait series, presenting 4 chamber works--"Pendulum VII"; selected movements from "Harmonielehre"; "Pneuma"; and "Torrent"--performed by Wet Ink Ensemble, Mivos Quartet, and Yarn/Wire, in a deluxe hardcover book package with interviews and notes.

Actually four quartet improvisations and two duets, London creative improvisers Peter Urpeth on piano, Olie Brice on bass, Terry Day on drums and Ntshuks Bonga on saxophone took to Cafe Oto in January, 2017, to record this excellent album of collective free improvisation drawing on decades of experience in an absorbing and engaging concert.

Piiptsjilling is the duo of guitarist Romke Kleefstra and vocalists Mariska Baars & Jan Kleefstra, joined here by Rutger Zuydervelt, aka Machinefabriek, combining poetry with vocals, guitars and electronics in improvisational settings, creating rich sonic environments over which the voice guides the listener, speaking in one of the Germanic Frisian languages.

Ikue Mori's Obelisk project brings together her unique electronics with Downtown Scene key players, Jim Black on drums, Okkyung Lee on cello, and Sylvie Courvoisier on piano, an album driven by Mori's melodic compositions that take unexpected twists and turns in dramatic and lyrical playing, Mori's electronics bringing an exotic charm and ringing beauty to her works.

The final album from John Zorn's "Book of Angels" series presenting Zorn's Masada compositions, here with 10 previously unrecorded compositions from "Masada Book Two" performed by NY guitarist Mary Halvorson in a quartet with Drew Gress on bass, Tomas Fujiwara on drums, and Miles Okazaki on guitar, in an album of joyfully exciting and melodic improvisations.

With humorous titles referencing everything from Sun Ra to Donald Trump, Italian drummer Francesco Cusa's quartet with Carlo Atti (sax), Simone Graziano (piano) and Gabriele Evangelista (bass), reimagine the concepts of traditional jazz standards and formats into contemporatry approaches of composition and playing, in a serious and lyrical album of modern creative jazz.

The 4th volumes of this remarkable set of "basement sessions" from the Swedish trio of Espen Aalberg on drums & percussion, Jonas Kullhammar on saxophone & flute, and Torbjorn Zetterberg on bass, joined by Susana Santos Silva on trumpet, for a beautiful album of free hard bop, encompassing spiritual and ritual aspects of gamelan music in a unique and wonderful album.

Toronto drummer Nick Fraser leads the quartet of Tony Malaby on saxophones, Andrew Downing on cellos, and Rob Clutton on bass in their 3rd album together, presenting 6 Fraser original compositions, using both string players to create unique harmonic environments over which they combine lyrical and contemporary approaches to jazz and improv.

Chicago and Norway free improvisers come together in the quartet of Kjetil Moster (tenor sax), Jeff Parker (guitar), John Herndon (drums) and Joshua Abrams (double bass), having played once in Chicago's bar Rodan in 2008, and finally reunited to bring this album, blending polyrhythmic, rock, jazz, free playing, textural and grooves together into an exhilarating music.

New York drummer Jim Black's multinational quartet, which toured Europe in 2015, is captured in the studio for an album of acoustic-electric improvisation that experiments with tunes and structures, using Elias Stemeseder's keyboards and Black's samplers in unexpected ways around strong playing from saxophonist Oskar Gudjonsson and bassist Chris Tordini.

Oxford-based keyboardist and composer Alexander Hawkins balances free improv and lyrical jazz forms in a quartet with bassist Neil Charles, drummer Stephen Davis, and vocalist Elaine Mitchener, with both Hawkins compositions and pieces from Archie Shepp, Jeanne Lee, and Patty Waters, a beautiful balance that appeals to modern listeners steeped in the history.

Violinist Gerszewski developed an individual form of notation to create his "ordinary music", a continuation of abstract visual thinking by means of sound.

The quartet of Andreas Backer on voice, David Stackenas on guitars, Joe Williamson on bass, and Stale Liavik Solberg on drums & percussion, for open-minded, improvised chamber music focusing on interaction, textures, dynamic variations and timbre.

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.

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.

Creative Sources core artist double bassist Alexander Frangenheim met Zeitkratzer multi-reedist Frank Gratkowski, The Necks drummer Tony Buck, and free improvising vocalist Adachi Tomomi, in one of a series of concerts at the loft Studio Boerne 45 in Berlin in 2015; this, their first meeting, yielded an impressive flow of creative and far-ranging collective dialog.

Sounding almost electric through unique string manipulations and harmonic overtones and inside playing on the piano, the quartet of Ernesto Rordigues on viola, Guilherme Rodrigues on cello, Biliana Voutchkova on violin and pianist Magda Mayas render an eerie and atmospheric examination of trees, the self, blindness, and other obscure topics through cautious and slow-moving improvisation.

Dark Tree's Southern California archive series adds this phenomenal session from multi-woodwind player Vinny Golia's Wind Quartet with clarinetist John Carter, trombonist Glenn Ferris, and cornetist Bobby Bradford, recorded fairly early in their careers in 1979 live at Century City Playhouse in LA for two sets of exploratory, dexterous and astounding jazz.

Four solo saxophone improvisations, two on tenor and two on soprano, using remarkable technique and concentration from Swiss improviser Christian Kobi performing live in Tokyo and Osaka in 2017, plus a live quartet improvisation with flutist Wakana Ikeda, violinist Yoko Ikeda, and guitarist Taku Sugimoto for an open-approached performance of detailed, minimal improv.

Polyorchard founder and double bassist David Menestres leads the quartet of Jeb Bishop on trombone, Shawn Galvin on percussion, and Laurent Estoppey on saxophone, using skills drawn from both improvisation and compositional music to present six free dialogs showing intent listening amongst the four as they create complex, interweaving, sophisticated statements; impressive!

Fred Frith's West Coast Cosa Brava with Carla Kihlstedt, Zeena Parkins, and Matthias Bossi playing all Frith compositions driven by his love of the (improvised) rock format.

A great example of Downtown New York modern improvisation that takes unexpected twists and turns, from the collective quartet of bassist Brandon Lopez, a frequent collaborator with Nate Wooley and Ivo Perelman, tenor saxophonist Matt Nelson ( tUnE-yArDs), vibraphonist Andria Nicodemou (Thread Ensemble, Taylor Ho Bynum), and Gerald Cleaver (Veil of Names, Uncle June, &c).

The UK's Delta Saxophone Quartet of Chris Caldwell, Peter Whyman, Graeme Blevins and Tim Holmes, known for their interpretations of compositional and popular music, take on the music of David Bowie, particularly focused on his Berlin years, and also connected pieces from Brian Eno's ambient output, and Brecht's "Alabama Song" in reference to Bowie's "Baal" album.

With packaging embellished by 5 images of Paul Dunmall's wood engravings, this album catches the saxophonist on soprano, alto and tenor in the company of saxophonist Frank Paul Schubert on soprano and alto, with Sebastiano Dessanay on bass and Jim Bashford on drums, performing live at Lamp Tavern, in Birmingham for an album of intertwining reeds and solid rhythmic support.

Perhaps the most exceptional of the "road' albums from the Henry Cow Box Set, this 1976 Trondheim concert found the band missing bassist John Greaves and singer Dagmar Krauss, so instead of their set list they shut off the lights and gave the audience pure improvisation using EA and concrete approaches, heard in spectacular detail in Bob Drake' remaster.

The 3rd release of saxophonist Igor Lumpert's Innertextures, expanded to a quartet with the Chicago saxophonist Greg Ward joining the previous trio of Chris Tordini on double bass, and now with Kenny Grohowski on drums, with trumpeter Jonathan Finlayson joining on two tracks and bass clarinetist John Ellis on another, all performing Lumpert's exuberant and clever compositions.

The fifth album from the French and Japanese quartet Kaze, initiated by drummer Pter Orins, with two trumpeters--Christian Pruvost and Natsuki Tamura--and pianist Satoko Fujii, all using extended and unusual techniques as they perform innovative compositions from Fujii, Orins, and Tamura with a balance of serious and playful approaches; brilliant.

An edgy, technically spectacular, inventive and slightly twisted jazz quartet of German-based free improvisers Christian Lillinger (drums), Petter Eldh (bass), Wanja Slavin (sax), with NY trumpeter Peter Evans (Mostly Other People Do the Killing) on trumpet, for 9 innovative compositions that thrill, amuse, and keep you on the edge of your seat.

Trumpeter Gonzalez's band with sons, bassist Aaron Gonzalez and drummer Stefan Gonzalez, joined by saxophonist Tim Green and legendary UK/South African drummer Louis Moholo-Moholo.

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.

A great example of collective free improvisation from the quartet of drummer/percussionist Martin Blue, tenor saxophonist and clarinetist Tobias Delius, pianist Achim Kaufmann, and double bassist Dieter Manderscheid, performing live at the LOFT in Cologne, Germnay in 2016 for two extended intricate, melodic, and commanding performances of expressive and passionate free jazz.

Composed between 1926 and 1939, "Mikrokosmos" was Bela Bartok's attempt to solve certain technical problems in the art of piano playing, here adapted by the 5-piece Quartetski into a fascinating series of progressive exercises and etudes, oddly enough presented without a piano.

Leveraging influences in improvisation and contemporary compositional music, Belgian/Oslo pianist Jonas Cambien, a member of Simiskina and Platform, extends his own trio of saxophonist Andre Rolighete and drummer Andreas Wildhagen with trumpeter Torstein Lavik Larsen on 2 tracks, as they balance jazz, avant, free improv and other hybrid forms in a compellingly creative album.

French pianist Benoit Delbecq brings together frequent collaborators from New York--Mark Turner on tenor saxophone and drummer Gerald Cleaver--and from Paris--Delbecq himself and double bassist John Hebert--for an album of refined and inventive contemporary jazz, the work of masterful players with years of experience and collaborations dating back to 2003.

The indefatigable Norwegian saxophonist Frode Gjerstad invites trombonist Steve Swell, with whom he collaborated in 2011 on the live album "At Constellation", to join his trio with Jon Rune Strom on double bass and drummer Paal Nilssen-Love, at Cleveland's Bop stop during their 2017 tour, recording this impressive concert of exemplary collective free jazz.

A young and fresh voice in the creative Chicago improv scene, pianist and composer Matt Piet, who leads his own trio and the band Four Letter Words, and one third of Rempis/Piet/Daisy, introduces a new quartet with saxophonist Nick Mazzarella, cornet player Josh Berman, and drummer Tim Daisy, a superb example of the energetic and active Chicago scene.

The New Orleans bass-less free jazz trio of tenor saxophonist Kidd Jordan, drummer Alvin Fielder and pianist Joel Futterman are joined by New York trombonist Steve Swell for a concert at the Old US Mint for an absolutely superlative recording of lyrical and expansive collective improvisation, each player urging the other on as they create instant epics of modern jazz.

The Canadian Council for the Arts commissioned this work by Hungarian composer Gyula Csapo, a student of Morton Feldman amd John Cage, realized by Montreal's Quatuor Bozzini quartet, "Deja? Koja?" meaning "Already? Where to?" is a three-part work with two intermissions, an epic work that references the same basic materials in a variety of perspectives.

Trio 3 (Reggie Workman, Andrew Cyrille, and Oliver Lake in the next Trio 3 + release, here with pianist Geri Allen, amazing interplay from four statesmen of modern jazz.

Copenhagen drummer Peter Bruun leads a band with guitarist Marc Ducret, trumpeter Kasper Tranberg and synth player Simon Toldam, and upbeat electric free jazz album of powerful intent and compelling compositions performing melodic and insightful compositions, the band well acquainted from work on Ducret's own albums and with Samuel Blaser; recommended.