The French new music group Ensemble 0 offer a second tribute to Pauline Oliveros and György Ligeti, performing Oliveros' beautifully floating 1975 composition "Horse Sings from Cloud" and Ligeti's 1953 composition "Musica Ricercata", a wonderfully complex and active composition with two percussionists performing on marimba, strings, piano and winds.

Formed in 1990 as a sextet to explore the possibilities of real-time signal processing in an improvising context, the 30 year history of saxophonist Evan Parker's Electro-Acoustic Ensemble and the first new album in 9 years explodes with this incredible 2019 live concert at Wojciech Krukowski Hall, in Warsaw, Poland as a 10-piece ensemble of masterful improvisers.

Marking 50 years for Chicago's most important and innovative ensembles, formed in 1969 to advance creative musicians as part of the AACM, is this tribute to and based on music written by late members Lester Bowie, Malachi Favors, and Joseph Jarman, performed by 15 innovative musicians young and old, and presented in 2 CDs: one in the studio and one live at the 2018 Edgefest.

"Ensemble MIA unites over 60 improvisers and experimental musicians from all over the world, who participated in MIA 2016 - 7th Encontro de Música Improvisada de Atouguia da Baleia (Improvised Music Encounter) festival. The event ...

The Normand Guilbeault Ensemble with Jean Derome, Matthieu Belanger, &c. continue to create incredible interpretations of the music of Charles Mingus.