1. Lecturer, School of Planning, Architecture and Civil Engineering, Queen’s Univ.. Belfast, David Keir Building, Stranmillis Road, Belfast, BT9 5AG, UK.
2. Professor, School of the Built and Natural Environment, Univ. of the West of England, Frenchay Campus, Coldharbour Lane, Bristol, BS16 1QY, UK.
3. Principal Lecturer, School of the Built and Natural Environment, Univ. of the West of England, Frenchay Campus, Coldharbour Lane, Bristol, BS16 1QY, UK.