Wole Soyinka is a prolific playwright, poet, and author; students might benefit from reading some of his other works, including The Dance of the Forest, The Trials of Brother Jero, Death and the King's Horseman, and King Baabu.
Consider Bertolt Brecht, another playwright who severely satirized the politics of the societies in which he lived: among his works are Mother Courage and Her Children, The Threepenny Opera, and The Resistible Rise of Arturo Ui.
Consider literature by older Nigerian authors, such as Chinua Achebe (Things Fall Apart) and contemporary Nigerian authors, like Chimamanda Ngozi Adichie (Purple Hibiscus, Half of a Yellow Sun) to learn more about the nation's history...