[3] In 1978 she won an American Music Scholarship, which led to her making her debut with the Philadelphia Orchestra.
She performed at the United Nations General Assembly in an Australian Government sponsored concert in aid of UNICEF, in association with Dame Joan Sutherland and Richard Bonynge.
The trio came to an abrupt end after its university funding was cut,[4] which in turn followed disagreements between the members.
[5] She later founded TriOz, and she now presents subscription seasons of chamber music under the banner of "Selby & Friends".
[6] For Andrew Olle's memorial service in the Sydney Town Hall on 22 December 1995, Peter Sculthorpe wrote a special arrangement for cello and piano of his 1947 work Parting, which was played by Nathan Waks and Kathryn Selby.