The composer presents six recent pieces: four with performers-plus-octrophonic computer music and two as solo tapes; the program features the world premiere of a new work composed for flutist Jacqueline Martelle, "Les Flutes de Pan: Hommage a Debussy" (2005-6), as well as two works receiving their New York premieres: "Tableaux: Convolutions on a Theme" (2003-4), composed for saxophonist Stephen Duke and "Adagio: Convolutions on a Theme by Mozart" (2004-5), composed for clarinetist F. Gerard Errante; Bass clarinetist Michael Lowenstern will perform Austin's "Threnos" (2001-2), for real and virtual bass clarinets, dedicated to the victims of Sept. 11, 2001; the two solo computer music tapes are his "Williams [re]Mix[ed]" (1997-2000) and "art is self-alteration is Cage is..." (1982, rev., 1993).