A/Professor Liberali completed her undergraduate dental degree at the University of Adelaide in 1986 and was awarded a Doctor of Clinical Dentistry in Special Needs Dentistry at the University of Adelaide in 2009. In 2010 she became a Fellow of the Royal Australasian College of Dental Surgeons in the special field of Special Needs Dentistry. In 2011 she was awarded a Fellow of the International College of Dentists (FICD) and in 2013 a Fellow of the Pierre Fauchard Academy. A/Professor Liberali is the Director and Senior Consultant of the Special Needs Unit, Adelaide Dental Hospital, SA Dental Service, the Program Convenor for Special Needs Dentistry at the School of Dentistry, University of Adelaide and is the Principal Dentist at Health Partners Dental.