Wellings has a Bachelor of Arts (majoring in Russian history) and a teaching diploma from Monash University.
In this role, she made numerous media appearances as a consumer expert on radio and television, including on ABC's This Day Tonight, The 7.30 Report and 2BL; Willesee and 11AM on Seven; The Midday Show and What'll They Think of Next?
[3] In 1986, she was appointed by the ABC as the host of The Investigators, a new factual television series focused on consumer affairs and rights.
[4] After the cancellation of The Investigators, Wellings moved to the Seven Network where she was appointed host of Today Tonight, going on the work as the senior consumer affairs reporter for the program.
[6] Wellings was appointed as a Member of the Order of Australia in the 2023 King's Birthday Honours for "significant service to the media, and to consumer affairs".