S.-based National Association for the Advancement of Colored People. This award has been given since 1972 and as of 2017, only two of the winning films have also won the Academy Award for Best Picture: Crash and 12 Years a Slave. From Wikipedia
The Piano Lesson leads with 14 nominations, while GloRilla, Ayo Edebiri, and Keke Palmer emerge as top contenders in their respective categories.