Siobhan Edwards, tenor horn

Playing a musical instrument - whether you're professional or amateur - rarely follows a simple trajectory of practice and progress and it makes psychological as much as physical demands that can come to define a person. Alan Hall talks with musicians about the nature of their relationship to their chosen instrument.

Today, Siobhan Edwards, who - though still only 27 - has been principal tenor horn in one of the world's best brass bands, the Black Dyke Band, for an astonishing ten years.

A Falling Tree production for BBC Radio 3