In this episode Phil speaks with Giorgos Kallis, author of the books "Limits" and "The Case for Degrowth", and Filka Sekulova of the think-tank Research and Degrowth, who researches the economic basis of happiness as well as degrowth and nature-based solutions in cities. You can follow Giorgos on twitter at https://twitter.com/g_kallis and can follow Filka's work at https://twitter.com/R_Degrowth