Muriel Spark was born in Edinburgh in 1918. A poet, essayist, biographer and novelist, she won much international praise, including being twice shortlisted for the Booker Prize. The Times placed her eighth in its list of the Fifty Greatest British Writers Since 1945. She died in Tuscany in 2006.
Richard Holloway is a writer and broadcaster who was Bishop of Edinburgh from 1986 to 2000 and Primus of the Scottish Episcopal Church from 1992 to 2000. He has written extensively on complex ethical issues such as sexuality, drugs and bioethics and is the author of more than twenty books, including his critically acclaimed memoir Leaving Alexandria: A Memoir of Faith and Doubt.