5 November Day in the life A Day in the Life of a Medicolegal Expert Witness Medico-legal, 14. Giving Oral Evidence, Opthamology Sue Lightman is a Professor of Ophthalmology and Consultant Ophthalmologist who has been undertaking medicolegal Expert Witness work for over 20 years. Here, she explains how she got involved in expert work, why it keeps her interested, and shares her advice for other medical professionals interested in getting into the Expert Witness world.