the director of the rudd center for food policy and obesity at yale university in dallas we have jacob sullum he's a senior editor of reason magazine and reason dot com and in irving we go to t. macand he's a professor at chapman university and also a research fellow at the hoover institution of stanford university and another member of our crosstalk team on the hunger all right cross talk rules and effective means you can jump in anytime you want kelly i'd like to go to you first obesity is a very serious problem when we hear about awareness all the time but how is awareness been translated into cutting down on obesity. it's a very serious problem not only in the developed countries but in the developing world as well places like in the in china have rampant obesity it's now surpassed hunger as the chief nutrition problem and so countries are facing massive health care cost awareness is important to the extent that it leads the government to take action on the factors that are driving these problems awareness knowledge and education is probably less important when directed in the biju rolls