With bassist Lynn Seaton and composer Dexter Morrill after conducting the premiere performance of Morrill's Blanton Concerto for solo improvising bassist and chamber ensemble at UNT (March 2008; Denton, TX):

With guest composer Augusta Read Thomas at UNT (November 2007, Denton, TX):

		photos by Angilee Wilkerson

Teaching the Music of Frank Zappa course at UNT (July 2007):

stills from video by Chuck Weatherall

Lecture on Zwei Parabeln nach Franz Kafka for Tseng Yu-Chung's Graduate Seminar at the National Taipei University of Education (March 2007; Taipei, Taiwan ROC):

International Workshop on Computer Music and Audio Technology, National Chiao Tung University (March 2007; Hsinchu, Taiwan ROC) — lecture on Three Poems from Felt; with Ken Paoli (at lectern) and Phil Winsor; group photo of conference presenters:

With composers William Kleinsasser and Elainie Lillios at the Society for Electroacoustic Music in the United States (SEAMUS) Conference at Iowa State University (March 2007; Ames, IA):

Teaching the Music of Frank Zappa course at UNT (July 2006):

photos by Flossie Barnes

Performance of Three Poems from Felt for Texas Computer Musicians' Network program at Collin County Community College (November 2005; Plano, TX) — Heidi Dietrich Klein, poetry reading; Joseph Klein, computer:

Guest composer John Chowning with the UNT composition faculty (September 2005; Denton, TX):

Teaching the Beginning/Class Composition course at UNT (April 2004):

photos by John Haynie

With former teacher Harvey Sollberger during the composer's residency at UNT (October 2002; Denton, TX):

Third Annual American Music Week in Bulgaria, Sofia Municipal Gallery of Art (November 2001; Sofia, Bulgaria) — with violinist Nagina Stoyanova after premiere performance of Die Tischtuchtolle; with soprano Edelina Kuneva; with festival director and 'cellist Geoffrey Dean and harpist Anna-Maria Ravnopolska-Dean; rehearsing Andrea Agostini's Microscopes:

With J. Mark Scearce (UNT Visiting Assistant Professor of Composition, 2000-01), Heidi Dietrich Klein, and Leda Yeager Scearce (April 2001; Denton, TX):

With UNT faculty composers Butch Rovan (2000-04) and Jon Nelson (November 2000; Denton, TX):

Recording of Occam's Razor for "Equipoise" CD, in UNT's Murchison Performing Arts Center (May 1999; Denton, TX) — UNT Faculty Chamber Ensemble:

With poet W.S. Merwin, following a poetry reading at UNT (April 1999; Denton, TX):

With the Nova Ensemble — SCI Regional Conference, University of Central Oklahoma (February 1993); performance of John Zorn's Cobra, University of Oklahoma (March 1998):

Living Arts of Tulsa New Genre Festival (June 1997; Tulsa, OK) — Performance by Nova and the improvisational vocal ensemble imp, including four realizations of John Zorn's Cobra, Joseph Klein's Images, John Cage's Solo for Sliding Trombone (Will Jayroe, trombone), Anne LaBerge's Revamper (Audrey Easley, flute), and works by imp members Melody Baggech and Alan Marshall:

stills from video by Steve Liggett

Living Arts of Tulsa New Genre Festival (June 1996; Tulsa, OK) — Ted Forbes and Darin Au performing IcarUS At thE caBARet VoLtairE; discussing Outdoor Music IV with trumpet players prior to performance; performing Ritual IVa (Variant 1):

With Dr. Graham Phipps (UNT Division of Theory, History, and Ethnomusicology) and Dr. Ulrich Mosch (Paul Sacher Foundation), at the presentation of a special facsimile edition of Igor Stravinsky’s Trois pièces pour quatour à cordes, following a performance of the work by the Nova Ensemble at the University of North Texas Willis Library (February 1996; Denton, TX):

With saxophonist Eric Nestler, after premiere performance of Pathways: Interior Shadows for the North American Saxophone Alliance Conference at UNT (March 1995; Denton, TX):

With philanthropist and art patron Dominique DeMenil, Canticum novum director Henry Gibbons, and Rothko Chapel executive director Nabilla Drooby, after performance of Morton Feldman's Rothko Chapel at the Rothko Chapel with Canticum novum and members of the Nova Ensemble (February 1994; Houston, TX):

Performance of dreaming the dark down slowly, Indiana University Art Museum; text, choreography, and costumes by Emily B. Stuart (November 1990; Bloomington, IN) — IU Contemporary Vocal Ensemble; Jan Harrington, director:

Performance of IcarUS At thE caBARet VoLtairE at DeIjsbreker for Gaudeamus MusicWeek, with guitarists Matthew Elgart and Peter Yates (September 1988; Amsterdam, Netherlands):

photos by Wim Janssen

With Walter Maas, founder of the Gaudeamus Foundation (September 1988; Amsterdam, Netherlands):

photos by Wim Janssen

With Heidi Dietrich (Klein), in rehearsal for performances of DEdi/seC(r)ATIONS and Songs of Life and the Prune Danish Controversy at Cal Poly Pomona and UC San Diego (January 1987; La Jolla, CA):

photos by Steve Simko

With tenor John Reager, during premiere performance of DEdi/seC(r)ATIONS at Cal Poly Pomona (April 1986; Pomona, CA):

		photos by Larry Kiefer