Michelle Obama in Derek Lam

Lam it up.First Lady Michelle Obama attends the signing of the Healthy, Hunger-Free Kids Act of 2010 at Harriet Tubman Elementary School in Washington in Derek Lam.Derek Lam Spring 2011 CollectionModel: Abbey Lee KershawWe don't normally get into the politics or even the (largely unknowable) personalities of the Obamas, but they really do give the impression that they both genuinely enjoy kids.We