Nigerian
novelist Chimamanda Ngozi Adichie signs autographs after a reading of
her new book Americanah in Lagos. Picture: Reuters
Chimamanda Ngozi Adichie's last novel, Half of a Yellow Sun,
prompted the late Chinua Achebe, often acknowledged as the father of
modern African literature, to describe her as a "fearless" writer
"endowed with the gift of ancient storytellers".