Data Talks

When I talk about cultural and systemic variables that obviously often have a larger effect on group-level performance, this is a good example.

In Southern Nigeria, the literacy rate - which, in a post-British nation, means ~what it does here - is 80+%. In the North, it is… pic.twitter.com/TNXDWrZ8Sp

— Wilfred Reilly (@wil_da_beast630) August 14, 2026