When that voice happens to be elegant spoken French, it disconcerts the viewer and challenges attitudes-exactly as Ms Diop intends it to in " Saint Omer" .
When collecting two prizes at the Venice Film Festival last year, Ms Diop nodded to Audre Lorde, a black American feminist: " Our silence will not protect us."
Though not all materials necessary to make the drone are available in Senegal, Diop says he wants to prove that it's possible to build one in his home country.
Diop welcomes the help, saying it is important to start making drones locally before foreign companies come in and begin selling them at much higher prices.
Birame Souleye Diop was arrested following remarks he made suggesting the president might might back down on his commitment not to stand for a third term in next year's election.
It confirms the place of Alice Diop, its French director, whose parents came from Senegal, as one of a new generation of black directors making films that challenge the way France sees itself.
The eloquence with which Laurence recounts killing her child, Ms Diop has said, constitutes a form of " resistance" , a way " not to be assigned to a place she doesn't want to be" .