The African-born author of more than 50 books, from children's stories (The Perfect Hamburger) to scholarly works (Forensic Aspects of Sleep), turns his talents to detection in this artful, pleasing novel about Mma (aka Precious) Ramotswe, Botswana 's one and only lady private detective. A series of vignettes linked to the establishment and growth of Mma Ramotswe's "No. 1 Ladies Detective Agenc...