Biographical
This biography at the Stanford Presidential Lectures and Symposia in the Humanities and Arts pages is a great starting point to researching Gates's life. You'll also find a photo and some links there.
http://prelectur.stanford.edu/lecturers/gates/
Cultural
Did you know that Gates is very active in television? This is the homepage of his PBS program, Wonders of the African World. The site features links to episodes, a feedback area, and a diary by Gates.
http://www.pbs.org/wonders/
The MacArthur Fellowship, sometimes called the "genius grant," is currently set at $500,000, with absolutely no strings attached. Gates won one in 1981. Look at the other winners. Who do you recognize on this list?
http://www.macfound.org/programs/fel/complete_list_2.htm
This essay from the Globe and Mail takes a look at the author's life while examining the topic of racial identity. What did you learn about Gates that you didn't know before reading this piece?
http://www.robertfulford.com/Broyard.html