In his recent book, Climate Change and Natural Disasters:, Vinod Thomas, Visiting Professor at the Lee Kuan Yew School of Public Policy writes about “The knowledge - action gap,” when it comes to solving the climate crisis. And he should know. In his career, Professor Thomas has been at the forefront of evaluating and making policy recommendations for green growth and action on climate change at institutions like the Asian Development Bank and the World Bank Group. What does he mean by the knowledge - action gap, and what are some of the causes?