Lemn Sissay writes his memoir from a position of power. On the back cover, he lists some of his awards: BAFTA nominated, honorary doctorates, an MBE for services to literature, Chancellor of the University of Manchester. The last line is the killer. ‘He is British and Ethiopian.’ In other words, he’s a black man. He was the illegitimate son of twenty-one-year-old Yemarshet Sissy, a student at a Baptist Bible College in England, and he was born...