I have a friend who's an older black woman and who I talk to about politics and the state of the world sometimes, she trusts my take on stuff and I want to suggest anything other than Michelle Obamas autobiography which she currently has.
She's a teacher, so bonus points for BIPOC educator authors
To preface: a lot of my experience with BIPOC women authors is from an education background
Audre Lorde has both excellent poetry and well-written radical essays. She was a black lesbian and wrote a lot about that particular intersectional perspective.
bell hooks has been a major inspiration in my journey as a feminist
We Want To Do More Than Survive: Abolitionist Teaching and the Pursuit of Educational Freedom by Bettina Love is a great book in education specifically
Some other authors/groups off the top of my head: