Mike Rayner, Susan Jebb and Tara Garnett give a talk about food and feeding the population. Non-fat, low-fat, saturated fat, trans fats, healthy fats - in an era where we seem to be constantly bombarded with often conflicting messages about our diets, is all this information actually making us any healthier? How can we cut through media hysteria and make wise choices about the food we eat, and what impact do our consumption habits have, not just on our own health but that of the planet?