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.

James Campbell was born in Glasgow. Between 1978 and 1982 he was editor of The New Edinburgh Review. Among his books are Paris Interzone: Richard Wright, Lolita, Boris Vian and others on the Left Bank, and This Is the Beat Generation. As 'J.C.', he wrote the NB column on the back page of the Times Literary Supplement, a selection of which will be published later in the year. His critically acclaimed biography of James Baldwin, Talking at the Gates, was published by Polygon in February 2021.

Alan Taylor has been a journalist for over 30 years. He was deputy editor and managing editor of The Scotsman, and for 15 years was Writer-at-Large for the Sunday Herald. He has contributed to numerous publications, including The Times Literary Supplement, The New Yorker and The Melbourne Age and was co-founder and editor of The Scottish Review of Books. He was editor of the centenary editions of the collected novels of Muriel Spark and has edited several acclaimed anthologies, including The Assassin's Cloak (2000). He also wrote the bestselling Appointment in Arezzo: A Friendship with Muriel Spark (2017). He also edited Madly, Deeply: The Alan Rickman Diaries (2022).