Sir Peter Gluckman says New Zealand is woeful at long-term planning – and the environment suffers as a result. In the latest paper from Koi Tū: The Centre of Informed Futures, Sir Peter and Anne Bardsley argue for a new Sustainability Commissioner to be charged with implementing the UN Sustainable Development Goals and pressure government, business and councils to factor the biosphere in all decision-making. We ask why, and how, this could happen.