Penny WalkerPenny Walker is an independent consultant and has been helping people work towards a more sustainable society for over twenty years. This work has included projects with Unilever, Greenpeace, the Environment Agency and DECC. She also worked at Friend of the Earth for eight years. She is a Senior Associate of the Cambridge Programme for Sustainability Leadership and an Affiliate of Forum for the Future. She is a director of InterAct Networks, building public sector capacity for stakeholder engagement and collaboration. Her widely-praised and accessible book, Change Management for Sustainable Development was published in 2006. Read More Read Less