Mr J.L.B. Matekoni becomes involved in the agency's work when he investigates an errant husband.
But can a man investigate such matters as competently as one of the ladies?
Mma Ramotswe has her doubts. One thing, though, that she does not doubt is the good nature of Mr J.L.B. Matekoni, who stands for all that is solid and true in a shifting world.
Alexander McCall Smith was born in what is now Zimbabwe and taught law at the University of Botswana. He is now Professor of Medical Law at the University of Edinburgh. He has written more than fifty books, including a number of specialist titles, but is best known for The No. 1 Ladies' Detective Agency series, which has achieved bestseller status on four continents. In 2004 he was awarded 'Author of the Year' by both the Booksellers Association and British Book Awards.