This book is a collection of insightful essays about investigations involving missing persons and manipulated identities which are discussed in literary masterpieces by Agatha Christie, Dorothy Bowers, and E. C. R. Lorac. Each of the investigators in these cases shows the same vital and exemplary moral courage as Miss Marple in Nemesis who, when threatened by an adversary, presents herself effectively as "an emissary of justice." These exceptionally intelligent, honest, perceptive, and ethical investigators solve various crimes because they examine the evidence carefully and...