In this episode I AM welcomes political scientist, president of the Copenhagen Consensus think tank and author of Best Things First: The 12 Most Efficient Solutions for the World's Poorest and Our Global SDG Promises, Bjorn Lomborg. Bjorn spends his time deeply exploring how to most positively impact the world we know in the most cost effective way. It is a conversation that definitely challenges our thinking and Jonny and Sparks find themselves presented with surprising insights and clear useful perspectives for what really making a difference might mean.