Michael R Jackson's writing talent finds a claustrophobic outlet If you are going to see A Strange Loop, the new American musical trailing a Tony Award and a Pulitzer Prize that has arrived at the Barbican, here's a checklist of topics to make sure you are on top of first: intersectionality, Harriet Tubman, Marcus Garvey, gospel plays, James Baldwin, the Chitlin' Circuit, bell hooks, the back catalogue of Tyler Perry…
