Subscribe to watch video of Thomas Jefferson’s Black and White DNA

In January 2000, scientists and historians at Monticello announced the results of an independent study and concluded that Thomas Jefferson probably fathered at least one and, perhaps, more of his slave Sally Hemings’ children. Byron Woodson, Sr., who took a DNA test to prove that he is a sixth generation descendent of Thomas Jefferson, talks about his findings in a new book, A President in the Family.