Watch the provocative statements of Prof Paul Collier, who is of the opinion that agricultural scientists are more attached to emotions than to the evidences. He adviced that young agricultural scientist, in order to fight against hunger and poverty in Africa, should focus on the evidence based practices but not to attach to the prejudices of the contemporary science parctices. Do you agree or disagree? Read summary of his presentation in earlier post, 'How to feed the bottom billion?' and watch the video and comment