Chicago saxophonist Keefe Jacksonand Swiss pianist Hans-Peter Pfammatter in a contemplative and expressive duo album demonstrating powerful technique and subtle restraint through nine improvisations.

Tenor saxophonist Keefe Jackson's quartet with trombonist Jeb Bishop, bassist Jason Roebke and drummer Noritaka Tanaka, creative Chicago jazz from an active set of windy city players.

Clarinetist Tom Jackson with two string playesr--violist Benedict Taylor and guitarist Daniel Thompson--in empathic improvisation where their individual voices permit a wide range of approaches in interactive improvisation, from fragile contemplation to active interaction.

Mick Sexton curates the first compilation of late pianist/keyboard player Pete Jacobsen, with sidemen including Mick Sexton, Tony Marsh, Don Weller, Jimmy Roche, Bobby Wellins, Rob King, Chris Boscoe, &c.

Swiss saxophonist Michael Jaeger's quartet Kerouac meets saxophonist Greg Osby and guitarist Phillip Schaufelberger for a set of original compositions played on the outside.

Saxophonist and clarinetist Michael Jaeger's quartet with Vincent Membrez (piano), Luca Sisera (bass) and Norbert Pfammatter (drums) play with rhythms, sounds and spaces, merging traditional and new forms in euphoric ways.

Recorded in Brooklyn and Paris, this quintet crosses the threshold between jazz, rock and electronic sound with a somewhat dark intent, using guitar & sitar, organs, syths, pianos, drums, bass and sounds to evoke thick and extended psychedelic environments.

Italian Transalpine reedist Piero Bittolo (El Gallo Rojo) in his oddly named trio playing freeform jazz with a groovy accent, refined technique, imagination, soul and guts.

Improvising artists Catherine Jauniaux on voice, bird call, cupule, cazoo and eRikm on turntables, electronics, live sampling, architect lamp recorded these 17 pieces for the radio show A L'improviste by Anne Montaron for France Culture Radio.

A sophisticaed album of modern jazz inspired by the 1968 British TV show of the same name; atmospheric to melodic free music composed by New York bassist Max Johnson and performed with Ingrid Laubrock (tenor saxophone), Mat Maneri (viola) and Tomas Fujiwara (drums).

The New York trio of trumpeter Kirk Knuffke, bassist Max Johnson and Ziv Ravitz recording mostly original compositions in the studio, modern improvisation blending melodic and free improvisation in excellent ways.

Brighton, UK turntable/electronics improvisor Daniel Jones and the American guitarist Barry Chabala meet for an album of ringing and beautiful lowercase sound.

A compendium of compositions and improvisations from 2009-13 by undersea acoustician and audio engineer A.F. Jones, who uses stringed instruments and analog devices, hand-crafted and found, in works that emphasize structural components such as timbre, tone, or attack over form.

The 5th installment in saxophonist/composer Darius Jones' expansive "Man'ish" Boy epic, a well-balanced album of jazz and voice performed with Matt Mitchell (piano), Sean Conly (bass), Ches Smith (drums), Emillie Lesbros (voice, piano) and Pascal Niggenkemper (bass).

JC Jones on electroacoustic bass and live electronics performing duos with friends Harold Rubin, Ariel Shibolet, Maya Dunietz, Yuval Mesner, Josef Sprinzak, &c.

An inventive, exuberant and absolutely amazing duo record from free jazz legends Edward "Kidd" Jordan and Hamid Drake recording live at New Orleans' renowned Piety Street Recording.

The free improvising trio of saxophonist Kidd Jordan, drummer Alvin Fielder, and bassist Peter Kowald performing at Zeitgeist Multi-Disciplinary Arts Center in New Orleans in 2002.

The free improvising trio of saxophonist Kidd Jordan, drummer Alvin Fielder, and bassist Peter Kowald performing at Zeitgeist Multi-Disciplinary Arts Center in New Orleans in 2002, plus the duo of Jordan and Fielder in the studio in 2005 and live, 2012 in Texas.

Clarinetist Theo Jorgensmann's quartet with double bassist Christian Ramond, drummer Klaus Kugel, and vibraphonist Christopher Dell recording in the studio in German, 1999.

Satoko Fujii's latest Junk Box with Natsuki Tamura and John Hollenbeck is an amazing jazz album of extended technique, instrumentation and expressive, dramatic ideas

A continuation of Wondeur Brass, Justine is comprised of all women composers, arrangers, instrumentalists, and singers who create music of dissonance and organized chaos.

The second CD from Justine, a group of all women composers, arrangers, instrumentalists, and singers who are an offshoot of Wondeur Brass and who create music of dissonance and organized chaos.

KGB (Dougherty/Hennebohl/Cascone) in audio environments fromm 2 day-long performances in Berlin using a mix of found objects, constructions, machines, contact mics & traditional instruments.

The 2nd CD from the electroacoustic trio of Gunter Muller, Jason Kahn & Christian Wolfarth, an entrancing and mysterious set of extended and unedited improvisations.

The first meeting of Jason Kahn and Phil Julian, both performing on analogue modular synthesiser, intended to be recorded as material for studio sound compositions, but which was so compelling as improvised work that they chose to release the album as recorded.

Sonic explorer Jason Kahn & Asher Thal-Nir in a 2008 concert at Boston's Axiom Gallery for a performance that creates inspired sound worlds by layering Kahn's planes of sound with Asher's environmental processing.

Sound artist Jason Kahn performing in Zurich at the Kunstraum Walcheturm arts organization, recording fourteen short improvised sections, focusing on heavily effected drums and percussive elements augmented with synthetics, radio, plus work exclusively for voice.

Jason Kahn brought Olivia Block, Mark Trayle, and Ulrich Krieger together to create this work for the 2008 Cal Arts Center for Experiments in Art, Information and Technology Festival.

Remastered complete reissue of the double LP release of this meeting of Korean shamanistic vocals and kayagum with improvising virtuoso Kaiser and percussionist Noyes .

Henry Kaiser in a solo album paying tribute to a handful of his heroes who have tragically died in the past few years, including Basho, Stockhausen, Randy California, Sun Ra, Morton Feldman, Masayuki Takayanagi, Toru Takemitsu, Pete Cosey, Sonny Sharrock, &c.

With links to Foton Quartet, Rob Mazurek, Nicole Mitchell, Keith Rowe, Kevin Drumm, Matt Bauder, &c, the Polish & German quartet of Anna Kaluza (sax), Artur Majewski (trumpet), Rafal Mazur (guitar) & Kuba Suchar (drums) perform a perfect blend of bebop, free forms, west coast jazz and free improvisation.

The 21st volume in John Zorn's Book of Angels presents 10 Masada arrangements from Eyvind Kang, performing on a variety of strings & keys, with a modern orchestra and unusual orchestration to create a lyrical and unique vision of Zorn's work.

The trio of pianist Aki Takase, guitarist/daxophonist Kazuhisa Uchihashi, and trumpeter Axel Dorner in an exploration of informed and exquisite dialog in acoustic and electric improvisation.

The Boston based trio of pianist Pandelis Karayorgis, bassist Jef Charland and drummer Luther Gray documented their work on their own compositions in 2012, after a year's worth of monthly concerts.

A live recording made in April 2014 at Mike Reed's Constellation in Chicago of pianist Karayorgis Quintet with Dave Rempis (sax), Keefe Jackson (reeds), Nate McBride (bass) and Frank Rosaly (drums), bridging post-bop and avant jazz in sophisticated and lyrical ways.

Pianist Pandelis Karayorgis in a new band with Luther Gray, Jef Charland, Jeff Galindo and Matt Langley, distinctive jazz focusing on tradition through contemporary perspectives.

The trio of clarinetist Sylvain Kassap, bassist Claude Tchamitchian and drummer Ramon Lopez with Denis Lavant interpreting Franck Medioni's jazz poem to John Coltrane.

"Grunen" (The Greening) is a live totally improvised recording from the trio of pianist Achim Kaufmann, bassist Robert Landfermann, and drummer Christian Lillinger.

Goh Lee Kwang performing on no-input mixer meets Julien Ottavi on TamTam, bass drum and a computer running Puredata and Apodio 10 for an album of electronic improvisation recorded in Kuala Lumpur, Malaysia, and Nantes, France, balancing aggressive and meditative sound.

With two trumpets, drums and piano, Kaze's 2nd release with Satoko Fujii, Natsuki Tamura, and Muzzix members Christian Pruvost and Peter Orins, hits like the album title, but surprises with contrasts from torrential power to beautiful melodic interplay.

Natsuki Tamura & Christian Pruvost on trumpets, Satoko Fuji on piano and Peter Orins on drums for a quartet where all members are active compositional contributors, creating a powerful ensemble sound with strong soloing using modern creative techniques; excellent!

The dynamic duo of drummer Yoshida Tatsuya (Ruins, Korekyojin, Koenji Hyakkei) and guitarist Uchihashi Kazuhisa (Altered States, Ground Zero) meet in the studio with pianist Mishiba Satoshi for ten multi-tracked rock improvisations of great diversity, power and beauty.

Guitarist Uchihashi Kazuhisa (Altered States, Ground Zero) and drummer Yoshida Tatsuya (Ruins, Koenji Hyakkei) return for a 3rd duo release, a DVD & CD of their amazing improvisations.

The 4th improvisation release of drummer Yoshida Tatsuya (Ruins, Koenji, &c) and guitarist Uchihasi Kazuhisa (Altered States) is a DVD audio release presenting 36 remarkable live tracks from 6 concerts recorded 2004-2012.

Michael Keith (acoustic guitar, voice) plays with John Oswald (alto saxophone) and Roger Turner (percussion) in seven improvised pieces recorded in studio in Toronto in 2005.

Grid Mesh drummer Willi Kellers Quartet with the dual saxophone lineup of Paul Dunmall and Frank Paul Schubert and bassist Clayton Thomas (BassX3, Ames Room) performing live at Black box/CUBA, in Muenster, DE; powerful and innovative improv.

Electronic artist (and on this release, pianist) Olivia Block and radical trumpeter Greg Kelley meet for five works that range from breathy meditations to active "slapstick" routines of bewilderingly interesting sound.

Unusual acoustic improvisations from this double trumpet and acoustic guitar trio, creating music with electronic impressions and odd sound organization.

A mysterious electroacoustic work in seven compositions commissioned by the Sylvain Emard Danse group of keyboard artists Tiari Kese, aided by trumpeter Ellwood Epps and percussionist Michel F Cote.

Extreme percussion work from Eli Keszler, mostly solo pieces using a diverse sonic palette, and assisted on 2 tracks by clarinetist Ashley Paul, plus brass player Andrew Fenlon and prepared pianist Sakkiko Mori.

Five freely improvised tracks recorded live in 2013 at London's Vortex Jazz Club from the trio of Stefan Keune on soprano & tenor sax, Dominic Lash on double bass, and Steve Noble on drums & percussion, playing demanding active work and more introspective inner dialog; exceptional!

Detroit creative improvisers Christopher Riggs on guitar and Mike Khoury on violin in six studio tracks demonstrating unique approaches to their respective instruments.

Detroit area improviser Mike Khoury in live solo recordings from various radio broadcasts in Maine, Illinois, and DC, ribbons of lyrical, stream-of-consciousness violin playing.

10 babies under 1.5 years old are gathered from several countries to improvise on zither, piano, steel pan, toy turntable or computer-controlled pacifier with unlikely results.

The debut album of percussionist Michel F Cote's band Klaxon Gueule with Bernard Falaise on electric guitar and clavier, Alexandre Saint-Onge on bass and electronics, and Christopher Cauley on saxophones.

Michel F. Cote, Bernard Falaise, and Alexandre St-Onge on their second CD as Klaxon Gueule, but now as an electroacoustic chamber ensemble instead of a power trio.

Improvisers Michel Cote, Bernard Falaise & Alexandre St-Onge return to Ambiances Magnetiques in an album of dark acoustic improvisations, with guests Jean Derome, Philippe Lauzier & Gordon Allen.

Tzadik's series reinterpreting John Zorn's Masada compositions releases the 24th "Book of Angels", performed by Klezmerson, a Mexico-based ensemble led by violist & composer Benjamin Shwartz, who founded the group in 2003 to integrate music from a Mexican standpoint.

Klucevsek's 3rd CD for Tzadik presents a series of compositions filled with his patented wit and humor, scored for a quartet of some of his closest collaborators.

Talented trumpeter and composer from New York Kirk Knuffke recording live at Roulette in 2009 in a trio with Kenny Wollesen on drums and Lisle Ellis on bass.

Trumpeter Kirk Knuffke's New York working band with Reuben Radding, Jeff Davis and Brian Drye showing influences of Lester Bowie, Lacy, &c. in free swinging compositions.

Trumpeter Kirk Knuffke in a NY trio with clarinetist Doug Wieselman and drummer Kenny Wollesen, all part of Butch Morris' Nublu Orchestra and frequent Zorn collaborators.

Three Swiss improvisers - Hans Koch on bass clarinet, Alexandre Bable on percussion, and Gaudenz Badrutt on electronics - in an inventive and exceptionally well-balanced 7 part suite of tonal work, quick interplay, and extended techniques.

The remarkable Swiss improvising trio Koch-Schutz-Studer collaborates with NY improvising vocalist artist Shelley Hirsch for an amazing album of voice and electronic and acoustic improvisation with few boundaries and incredible insight.

An outstanding, improvising string trio of Aleks Kolkowski (viola, violin), Jon Rose (violin, fiddle) and Matthais Bauer (double bass) playing in Berlin in May of 2000.

Electric pianist Hans Koller in an 11 piece band with guitarist Bill Frissell, plus Evan Parker on two tracks, playing arrangements of six Koller originals and 2 standards by Charlie Parker and Jimmy Giuffre.

Nine tracks from two albums that Konitz recorded with German pianist Frank Wunsch in the early 90s - "Into It - Solos and Duos" and "Frank-Lee Speaking" - beautiful soulful jazz dialog between two lyrical masters.

Reissue and fresh master of saxophonist Lee Konitz, pianist Don Friedman and guitarist Attila Zoller's great 1995 Hat release, original compositions of live melodic interplay.

German composer Bernd Konrad masterfully balances composed and improvised parts in these pieces of construction and decay that constantly change texture.

A 2014 reissue of this 2006 release, adding a complete 10.5 minute version of "Kaleidoscope", and an amazing "Yes Medley", from the trio of drummer Yoshida Tatsuya, bassist Nasuno Mitsuru, and guitarist Kido Natsuki.

Korekyojinn (Yoshida Tatsuya, Nasuno Mitsuru and Kido Natuski) in their 7th release, joined by violinist Akihisa Tsuboy, recorded live at Tokyo's Koenji High, Lush, and Missions from 2008-2010.

The 5th studio album from the trio of Tatsuya Yoshida (Ruins alone / Koenji Hyakkei), Kido Natsuki (Bondage Fruit / Salle Gavoux), Nasunomitsuru (Altered states / Umbeltipo), avant-progressive instrumental rock, melodic and complex rock performed at breakneck speed.

Kosi is Akosua Gyebi Sorensen, a New York vocalist, guitarist and songwriter, here presenting a mix of standards and original compositions performed with guitarist Aron Marchak.

Three bassists converged on WNUR Studios, in Evanston, Illinois in 1998 to record these tracks, finally released after 16 years: 5 freely improvised trio sessions, 6 miniatures suggested by Kowald and performed by the trio, and 6 duos between Kowald and Lonberg-Holm.

Berlin based Annette Krebs and Tokyo sound artist Taku Unami bring together a variety of improvisation, compositional and unlikely sources for 5 part puzzle box of understated sound.

Guitarist and electroacoustic musician Krebs met harpist and electronicist Rhodri Davies in 2008 for these recordings, which Krebs then organized for these fascinating recordings.