Alexander McCall Smith is the author of the highly successful No. 1 Ladies' Detective Agency series, which has sold over twenty-five million copies. Since then he has devoted his time to the writing of fiction and has seen his various series of books translated into over forty-six languages and become bestsellers throughout the world. These include the 44 Scotland Street novels, first published as a serial novel in the Scotsman, the Isabel Dalhousie novels, the Von Igelfeld series and the Corduroy Mansions novels.

Iain McIntosh has illustrated many of Alexander McCall Smith's books, including the No. 1 Ladies' Detective Agency and the 44 Scotland Street series.