Machtelijn Brummel is a biologist and a senior policy-advisor, in the Dutch program Learning for Sustainable Development – DuurzaamDoor. She is based at the Netherlands Enterprise Agency in Utrecht, where she helps to stimulate and implement social innovation (both in regional, national and international networks). Education, Learning and Facilitating vital coalitions are important pillars in her work. Her focus is on engaging the society in responsible and sustainable lifestyles, with multistakeholder processes. Machtelijn is the Chair of ENSI, a dynamic network of countries, organisations and individuals working on Education for Sustainable Development and she is a member of the International Advisory Committee of the UNITWIN network PERL (Partnership on Education and Research for Responsible Living).