Professor Paul Collier speaks of natural resource management and eloquently builds the argument how this should go about. Many of the natural resources in underdeveloped countries are still not discovered. It is reasonable to assume they are there and in that rspect they form an excellent ticket out of poverty. But in order to prevent that other should profit and not the country and its population, these resources need to be carefully searched for, sold, exploited, taxed and the money properly invested.
Be aware that the first 16 minutes of the podcast are spent on welcoming and other ceremonial talk that pertain the conference rather than the specific talk. My advice is to skip them.