As a very young child, she travelled with her parents to Egypt during the Suez Crisis, and she spent three years in 1960s Cyprus during Turkish-Greek Cypriot conflicts.
Selected to be part of a course run by Alan Bateman to identify the ABC's next generation of Executive Producers – one of eight of the hundreds who applied nationally – she topped the course.
Fellow attendees included Kris Noble, later Director of Drama, Nine Network and EP of Big Brother; Graham Thorburn, formerly Head of Film and Television, Australian Film, Television and Radio School; Helena Harris, who, with Graeme-Evans, later co-created Hi-5 and Ric Pellizari, long-time producer of Blue Heelers in its glory days and later, EP of Neighbours.
[4] In 1983, Graeme-Evans moved to Sydney to direct episodes of ABC-TV music drama series Sweet and Sour (1984) produced by Jan Chapman.
[5] She later went on to produce serial drama Sons and Daughters for the Grundy Organisation, and the multi award winner, Rafferty's Rules for the Seven Network.
Posie was also creator and producer of the high-rating, much loved and many times awarded Australian drama series McLeod's Daughters (2000–08).
During this period, Posie also co-wrote three best selling CDs of "McLeod's Daughters: Songs from the Series" with composer and long-time collaborator, multiple Aria winner, Chris Harriott.