Talk to Me: Henry Louis Gates Jr. on Family and Ancestry

"One serious case of Roots envy,” is how Professor Henry Louis Gates Jr. described the reason for his interest in African-American genealogy. Gates, who delivered the Richard Gilder lecture at the New York Historical Society last week, has a distinct advantage over Alex Haley, though. For starters, the professor is armed with modern DNA testing, and a team of historical researchers and genealogists.