The consultant provides advice and expert opinion in the areas of visual ergonomics, transport signalling, road lighting, transport signing. He also provides expert opinion on the visibility component in accident investigations. He is also able to provide advice on interior lighting matters and exterior lighting matters such as problems with obtrusive light. The consultant has a photometric and colorimetric laboratory able to carry out a wide variety of measurements. He is a member of the Metrology Society of Australia and a Member of the Victorian College of Optometry.