THE OTHER GATES FOUNDATION In 2005, Harvard professor Henry Louis Gates Jr., known to all as "Skip," set up the nonprofit Inkwell Foundation, named after a famous beach/gathering place for African-Americans on Martha's Vineyard. Skip talked about the foundation in a recent interview with Martha's Vineyard magazine and touted it when he launched his for-profit business, AfricanDNA.com, last year. "The precedent-setting site is the only company in the field of genetic genealogy that will provide African Americans with family tree research in addition to DNA testing," its initial press release declared, adding that "a percentage of all profits will be...