AACM legend Muhal Richard Abrams was commissioned by Philadelphia saxophonist Bobby Zankel to compose for Zankel's large ensemble Warriors of the Wonderful Sound, this monumental piece premiered in 2012, but only in 2018 was a 2nd performance possible, conducted by Marty Ehrlich and receiving 2 standing ovations, the band recording this studio version the next day at Drexel University.

The 2nd album for East/West Coast double bassist and composer Mark Dresser's Seven band, in a diverse set of lyrically intricate Dresser compositions using unusual and compelling rhythmic structures, with Nicole Mitchell on flute, Marty Ehrlich on clarinets & sax, Keir GoGwilt on violin, Michael Dessen on trombone, Joshua White on piano, and Jim Black on drums.

Irish guitarist Christy Doran in a quintet with NY Downtown stars Hank Roberts (cello) and Marty Ehrlich (reeds), UK legend Ray Anderson (trombone) and Swiss sax master Urs Leimgruber, in recordings from 1989-1991 showing incredible melodic, technical and creative skills.

Wind and reed player Mary Ehrlich's excellent Rites Quartet with Hank Roberts (cello), Michael Sarin (drums) and James Zollar (trumpet) in a set of lyrical compositions that borrows from jazz and downtown NY traditions.