theGrio's 100: Kat Calvin, founder of 'Black Girls Hack'
theGRIO's 100 - Kat Calvin is the founder of 'Black Girls Hack', the country’s first all-black female hack-a-thon.
Black Girls Hack holds first non-profit hackathon for African-Americans
Black Girls Hack is the first non-profit hackathon series specifically targeting the African-American tech community.
