Californian working in England and Wales, fellow of new economics foundation and a research associate of Co-operatives UK. He specialises in action research and development that focuses on innovative forms of economic democracy and community land trusts. He has specialized in innovative work on Commons solutions since 1999. Many of these solutions are covered in his 2012 book with Mike Lewis The Resilience Imperative: Co-operative Transitions to a Steady-state Economy. In Commons Sense (2014), a book he co-edited with Martin Large, the case is made for democratically capturing economic rents and land values through co-operative place making and 21st century Garden Cities.