'Twas hard to make that a question, but I have connected Dr. Angelou to AJ.
This whole thing is balanced on the book (and PBS show) by Henry Louis Gates Jr. In Search of Our Roots .
With that exception, the documentation out to George Light-742 is mine. From there someone might want to check, because that is all part of the 65% connected bit.
My web of documentation is pretty good, though preliminary. It is a web of births, marriages, census data, books, and a few newspaper articles.
This was great fun, and like most genealogical probing, a journey through communities I had never imagined.