a.pe.ri.od.ic is a Chicago-based concert series and performance collective curated by Nomi Epstein featuring post-Cagean notated, experimental music. Repertoire explores the indeterminacy of various musical elements including instrumentation, structure, pitch, and/or duration.

Eliza Bangert, flute

Nora Barton, cello

Nomi Epstein, piano/founder

Billie Howard, piano/violin

Jeff Kimmel, clarinet

Kenn Kumpf, voice

Matthew Oliphant, french horn

Robert Reinhart, voice/bassoon