Hey, America, Your Roots Are Showing:

The acclaimed genealogist and New York Times –bestselling author reveals how she solved some of the most fascinating mysteries of family lineage.   Part forensic scientist, part master sleuth, Megan Smolenyak has a unique way of digging up our historical roots. She discovered Barack Obama’s Irish ancestry—and his relation to Brad Pitt. She revealed the true story of Ellis Island’s first immigrant, Annie Moore. And she shed light on a startling link between politicians Al Sharpton and Strom