Jonas Gerigk is a double bass player who is active as a composer/performer in the fields of improvised music. In addition, he collaborates in projects of contemporary composers and is involved in the realization of their works. A main focus of his work deals with the term Explorative Music. He is doing intensive research on the expansion of the sound spectrum of the acoustic double bass. With a physical as well as technical approach and the use of objects he explores the variety of timbres of hi…