Robert completed his specialty training in Periodontics, graduating with a Doctor of Clinical Dentistry (Periodontics) and gained his second fellowship of The Royal Australasian College of Dental Surgeons in the special stream of Periodontics. He works in a referral based practice specialising in the treatment of periodontal disease, implant placement and management of implant complications. He is the co-director of the Sydney Hills district ITI study club.