Dr Agar graduated with Honours from University of Sydney. Prior to her Specialist training she completed a PhD on the Effects of UV radiation in Skin Cancers leading to landmark research in this field. During her Dermatology training she was awarded a Scholarship to undertake a a clinical fellowship year at St John’s Institute of Dermatology in London. After graduating she undertook a Fellowship in Skin cancer and Lymphomas at St John’s Institute of Dermatology at St Thomas and Guys’ hospital (the leading tertiary dermatology hospital in the UK). She then spent time as a Consultant and the Lead of Non-Melanoma Skin Cancer service at St John’s.

She is now a Staff Specialist at Royal Prince Alfred Hospital where she continues to be engaged in research and teaching. She is actively involved in the Australasian College of Dermatologists and has been a past Chair of the NSW Faculty as well as National Examiner.