
Ig Henneman 80 Ab Baars 70 = 150 a Celebration Composer and violist Ig Henneman and saxophonist/clarinetist Ab Baars mark their milestone birthdays with a grand celebration of music, words and improvisation. These two leading figures of Dutch contemporary and improvised music presented three new publications, a CD release, and a full concert day on Sunday, December 28, 2025 at Dokzaal, Amsterdam. The occasion brought forth three publications: Ig Henneman 80 in Woord en Beeld, Ig Henneman Songs for Improvisers, and Ab Baars Zeventig. In addition, the duo has released their latest CD, Duo Baars Henneman, 150@Wels Unlimited 2025. (Henneman's publications have been delayed, due for release Nov 1, 2026) The afternoon concert Ig Henneman 80: a selection of Henneman’s composed works performed by Vincent van Amsterdam – accordion, Esther Kuiper - mezzo soprano, Janneke van Prooijen - violin, Heleen Hulst - violin, Elisabeth Smalt - viola, Doris Hochscheid - cello, Germaine Sijstermans – bass clarinet, Femke van den Bergh - bass clarinet, Chris Watt - bass clarinet. The evening concert Duo Baars Henneman & guests - The iconic duo joined forces with an international group of seven improvisers: Joëlle Léandre (FR) – bass Elisabeth Harnik (AT) – piano Gerry Hemingway (USA) – drums Tobias Delius (D) – tenor saxophone, clarinet Camille Verhaak (NL) – clarinet Ig Henneman (NL) – viola Ab Baars (NL) – tenor saxophone, clarinet, shakuhachi made possible by Cultuurfonds, AFK, Jaap Hartenfonds, Donemus, donations, Paul del Maschio, Stichting Wig WWW.STICHTINGWIG.COM