Simon Gikandi did important work on this Nigerian novelist, poet, professor, and critic who's first book was titled what?
Simon Gikandi:  He has also done important work on the modern African novel, and two distinguished African novelists: Chinua Achebe and Ngũgĩ wa Thiong'o. Chinua Achebe: Chinua Achebe ( , born Albert Chinụalụmọgụ Achebe; 16 November 1930 – 21 March 2013) was a Nigerian novelist, poet, professor, and critic. Chinua Achebe:  His first novel "Things Fall Apart" (1958), often considered his best, is the most widely read book in modern African literature.
"Things Fall Apart"