Roger has over 30 years experience in design, integration and project delivery in Defence, Toll systems and Rail. After 9 years as Aurizon’s Chief Engineer, Roger leads Aurizon’s Fleet Decarbonisation Programme. The Programme includes the development and testing of zero emission vehicles, technical research and emission reduction projects targeted to have immediate impact on our operational emission intensity. Roger has throughout his career been part of or lead multi-disciplinary specialists to achieve project oriented goals utilising new technologies. As a Fellow of both Engineers Australia and IMechE he actively encourages engineers to set and achieve their career and personal aspirations.

Ruth Knibbe is a Senior Lecturer and Deputy Head of School in the School of Mechanical & Mining Engineering at the University of Queensland. She researches materials development for electrochemical energy systems including fuel cells, electrolysis and battery systems. Through her career she has worked in Switzerland, Denmark and New Zealand, during this time she has collaborated with companies including Areva and Hitachi. Ruth has been collaborating with Aurizon exploring current and future technologies for decarbonising locomotives.