past projects include delivering fresh drinking water to the developing world, rethinking intellectual property from first principles to produce a charter (published as the adelphi charter), investigating schemes to manage international migration and exploring the feasibility of a uk-wide personal carbon trading system. it still promotes the practice of inclusive design, and is working with artists to communicate ideas about environmental sustainability (for example, through one of the rsa's past projects, weee man, and currently through the arts and ecology project).