[1] One responsibility of the collaborative pianist is to perform the piano part of the instrumental sonata literature.
These are duo chamber works, and the role of the pianist in this genre is that of equal partner with the instrumentalist.
[2] This includes a large number of works such as but not limited to the following important works from the string repertoire: In addition to sonatas, the instrumental collaborative piano literature includes short pieces, often of a virtuoso nature.
In this genre, the original work is often for a soloist with orchestral accompaniment; but in order to enable the work to be performed under wider circumstances, composers often also write piano reductions of the orchestral score.
Another important responsibility of the collaborative pianist is to perform the accompaniment of other, multi-movement non-chamber works such as concertos.
In this role, the collaborative pianist is often serving as a rehearsal partner for the study of this extensive repertoire as preparation for the instrumentalist's subsequent performance with orchestral accompaniment.
"Besides playing, we have to teach": pedagogical dimensions in the actuation of the collaborative pianist.
"The collaborative pianist and his modes of being and acting: an interview study with professionals in a Brazilian music school".
Porto Alegre, Brazil: Proceedings of the 31st ISME World Conference, 2015.
Library Resources for Singers, Coaches, and Accompanists: An Annotated Bibliography, 1970-1997.