Colby is a highly skilled ophthalmic surgeon in Melbourne. He prioritises personalising patient care to the values and lifestyles of each individual patient that he meets. He prides himself on taking the time required to explain complex eye conditions in an easy-to-understand manner for his patients. He emphasises the importance of making his patients feel comfortable enough to ask questions and not rushing in answering them. He completed his ophthalmology training in Melbourne, before specialising in corneal transplantation surgery in the United Kingdom.