It 's the first lady 's experience that little changes can have huge impact . Sam Harris is an assistant chef and senior strategic advisor for healthy food initiatives . He works with first lady Michelle Obama on her Let 's Move campaign . Healthy food and ` ` can be quite small , approachable and doable , '' he says .
Sam Harris is an assistant chef and senior strategic advisor for healthy food initiatives . He works with first lady Michelle Obama on her Let 's Move campaign . Healthy food and ` ` can be quite small , approachable and doable , '' he says .