Georgetown University Step Team (Founder
)
Black Student Alliance
NAACP
Brother 2 Brother
The Black House (residential special interest programming)
Yearbook Photographer
Alpha Phi Omega (of course)
Hosted minority students during open house weekends; did other admissions related things from time to time like doing campus tours and online chats with prospective students)
I think it's also important to sample as many different cultural activities as possible while you're in college. I went to as many dance recitals and concerts as I could.