On today's Your Call, we’ll have a conversation with Marion Nestle the author of "Why Calories Count: From Science to Politics". About a billion people in the world don’t take in enough calories and another billion take in too much. What are calories? And does it make sense for individuals -- or public health officials -- to count them?  Join us at 10.  Email or leave a comment here.  It’s Your Call, with Malihe Razazan and you.


Marion Nestle and Malden Nesheim, authors of Why Calories Count