Arjen Wals is a Professor of Transformative Learning for Socio-Ecological Sustainability at Wageningen University in The Netherlands. He also holds the UNESCO Chair of Social Learning and Sustainable Development. Furthermore he is the Carl Bennet Guest Professor in Education for Sustainable Development at Gothenburg University in Sweden. He has authored and co-authored numerous books, articles, reports and chapters on topics like: action research, community problem-solving, social learning, sustainability education and, more recently, transgressive learning and disruptive capacity-building. Arjen was the Co-Chair of the past WEEC conference which was held in Gothenburg in 2015.