Pusner studied with the distinguished pianist and pedagogue Igor Hmelnitsky and graduated with both Teacher and Performer Diplomas from the Sydney Conservatorium of Music.
She received the Shadforth Hooper Memorial Prize for the most outstanding recitalist.
[1] As well as giving solo recitals, Pusner has been a distinguished associate artist, particularly with flautists including notable international performers Denis Bouriakov and Alexa Still.
In 1981 at Sydney Conservatorium's Verbrugghen Hall she gave the world premiere of the piano solo Mountains by the eminent composer Peter Sculthorpe, a work commissioned by the Sydney International Piano Competition.
[2][3] Also written for her was the piano solo Theme & Variations: on "The Snow It Melts the Soonest" (trad.)