Tracye McQuirter is a DC based nutritionist that has been vegan for 20 years. She directed the first ever federally funded, community based vegan program, the Vegetarian Society of DC Eat Smart program. I loved her site co authored with her sister, Marya (who also has her own site) http://www.blackvegetarians.org/
She now has a site called (LOVE THIS NAME!) By Any Greens Necessary http://byanygreensnecessary.com/
Her book by the same name is available for pre order on Amazon:
It’s scheduled to come out May 1, 2010.
Check out this interview of her during a conference in India: