* Sandy Halliday is principal of Gaia Research, a research consultancy developing sustainable solutions for the built environment. The practise portfolio at any one time embraces research, design, evaluation, dissemination, training and capacity building. A prolific author and chartered engineer with extensive experience of interdisciplinary working, Sandy is able to bridge gaps between architecture and engineering in briefing, process issues, passive design and building physics. Much of her current work involves supporting delivery of healthy, resource efficient and affordable built development - at all scales, from one-off buildings through to master-planning - by providing real time advice at all stages from briefing and specification through tendering and handover to post-occupancy evaluation. * Richard Atkins FRIAS, RIBA is a practicing architect and holds the Advanced Accredited in Sustainability from the Royal Incorporation of Architects in Scotland (RIAS.) Richard has been responsible for a number of innovative environmentally responsible award winning projects that demonstrate that not only is a high design quality and a sustainable built environment achievable but it makes sound economic and social sense. A past Chair of the Scottish Ecological Design Association Richard has also advised amongst others the RIAS, The Scottish Government and Historic Scotland and is currently completing a PhD in the Sustainable Assessment of the Built Environment.
