Staff Lead researcher Professor John Preston Professor in Rail Transport Research interests Demand, capacity and cost modelling for sustainable transport infrastructure. The design, monitoring and evaluation of transport interventions designed to promote sustainable choices. The determination of pathways for future mobility transitions to net zero carbon. Connect with John Email: j.m.preston@soton.ac.uk Collaborating research institutes, centres and groups Transportation Group Our research focuses on the interactions between behaviour, infrastructure and operations and how they translate into transport policy and practice.