Antje Vowinckel is a sound artist, radio artist and performer. She creates sound art compositions and radioplays for a variety of public radio stations such as WDR Studio Akustische Kunst, DRadio, SWR, BR, NDR. Her piece Call me yesterday has been broadcasted in fifteen countries. Works have also been presented on various festivals e.g. ZKM Karlsruhe, Biennale Bonn, Prix Italia, Festival Alicante, Tramonana Festival, Prix Europa, Goethe-Institut Lissabon, Hammer Museum Los Angeles. In recent years, she has also created musical live performances e.g. organ and objects.

Her focus in radio art is on the musicality of the spoken word; language improvisation (speak views) and composition with dialects. She has been awarded with Prix Europa Karl-Sczuka-Förderpreis, Plopp-Award „Ferrari recouté“ (ZKM), Ars Acoustica Award of RNE Madrid and was artist in residence in Los Angeles, Rom, Paris, Portugal.

Heidrun Schramm is a Berlin-based media artist and composer, who works in the fields of electroacoustic music, installation and video. Besides she is involved in theater projects. She studied sound art / acoustic communication at University of Arts in Berlin. After several collaborations (Audiotubbies with Jetzmann/Katja Rajewski, Duo Parallel with Y-TON-G) she initiated her ongoing project Sonata Rec, which is focussed on solo performances. Radio plays at Deutschlandradio Kultur, FSK Radio Hamburg, Radio Blau Leipzig.

Concerts, exhibitions, screenings among others at LEM Festival Barcelona, One Minute Film Festival Aarau/CH, Blurred Edges Festival Hamburg, Woche des Hörspiels / Acadamy of Arts Berlin, Sophiensaele Berlin, MuseRuole "women in experimental music"...