1. Senior Consultant (Delay Expert Services), HKA, Riverside Centre, Level 35, 123 Eagle Street, Brisbane, QLD 4000, Australia
2. Professor, School of Built Environment and Engineering, Leeds Beckett University, Leeds LS2 8AJ, UK
3. Senior Assistant Professor, School of Energy, Geoscience, Infrastructure and Society, Heriot-Watt University Malaysia, Putrajaya, Malaysia