Dr Cross initially completed a Bachelor of Arts/Law at Monash University before completing her legal practicing certificate. She was admitted to practice law whilst undertaking her graduate medical degree at Monash University. Dr Cross began her speciality training in psychiatry at Alfred Health and completed her qualification with Forensicare, whilst undertaking her advanced training in forensic psychiatry. She currently works at Forensicare as a consultant forensic psychiatrist and appears regularly in court as an expert witness.