Born on 10 August 1938, Black moved to France in 1961 and became active in student organizations, such as the National Union of Kamerun Students in France. He was expelled from the country alongside following unrest in the country linked to the death of
Patrice Lumumba and the
Black African Students Federation in France. Upon his return to Cameroon, Black rose to prominence as a lawyer following a stint in prison. As batonnier of the Cameroon Bar Association, he founded the . He often ended his speeches with the expression "''J'ai dit''" ("I said"). In the 1990s, he became an activist for political change in Cameroon, working alongside
Anicet Ekane and Djeukam Tchameni. After serving a prison term for fighting for press freedom, he spoke at a conference at the residence of amidst the
2018 presidential election calling for
Paul Biya to step down. On 5 June 2020, he spoke out against a private succession of power for the
Cameroonian presidency. On 6 July 2024, he was named first honorary lawyer of Cameroon. Black died in
Douala on 16 October 2025, at the age of 87. ==Works==