Peter is a member of the Independent Transport Commission, the DfT’s Science Advisory Council and co-chair of its Joint Analysis Development Panel. He is a member of the City of London Transport Strategy Board and the Dubai Council for Future Transportation; and  formerly, the South-East Wales Transport Commission, the Hong Kong ERP Advisory Panel and the CIHT Urban Design Panel.

He was Scientific Co-ordinator for two EU funded three-year projects: the ‘CREATE’ project on changing trends in urban mobility and future city challenges, and ‘MORE’, on optimum design and operation of road-space on main urban roads. He is also a work package lead on the EU SUMP-PLUS project, looking at transitions to sustainable urban mobility and at enhanced cross-sector links. He also plays a leading role in two ESRC projects, on Sustainable Urban Mobility transitions on Africa, and governance issues around the introduction of automated vehicles in the UK.

He advises the European Commission and a number of major cities and national governments around the world, and was awarded an OBE for services to national transport policy, in January 2017.

He has a wide range of transport research and teaching interests, covering both analytical methods and policy. These include transport policy, traveller attitudes and behaviour, travel trends and the determinants of travel demand, traffic restraint studies, accessibility studies, policy option generation, major transport economic and social impact studies, public engagement, development of new survey and appraisal methods, and advances in urban street planning and design. Recent research has addressed issues around futures, the allocation of street-space, the value of public space and implications for scheme appraisal.