I second Anne Tyler, I've read all of her work, The Amateur Marriage was my favourite.
You might like -
Circe, Song of Achilles and Galatea by Madeline Miller.
Alexander Mcall Smith, the No 1 Detective Agency series - delightful. If you are interested in Botswana after reading them, you might like to watch the film A United Kingdom.
Celeste Ng - Everything I Never Told You, Little Fires Everywhere, and Our Missing Hearts.
Elizabeth Gilbert - Eat/Pray/Love, The Signature of all Things.
Richard Kingsnorth, The Wake (written in shadow tongue,takes a while to get into but well worth the effort)
Amy Tan, The Joy Luck Club
Richard Powers, The Overstory
Anything by Hilary Mantel