Co-founder of BBM Sustainable Design, Duncan has worked on projects as diverse as 'The Greenwich Millennium Village' with Ralph Erskine and HTA, and more recently the multi-award-winning New Country House at Hadlow Down. Author of ‘The Re-Use Atlas: a designer’s guide towards a circular economy’, Duncan has practiced, taught and researched around issues of sustainable development for over 25 years. He is perhaps best known for a series of thought-provoking ‘house’ projects including The Brighton Waste House (2014) and 'The House that Kevin Built’ (2008).