The Adventure of the Greek Interpreter Sherlock Holmes, far from being a one-off in terms of his powers of observation and deductive reasoning, in fact has an elder brother whose skills, or so Holmes claims, outstrip even his own. As a consequence of this, Watson becomes acquainted with the Diogenes Club and his friend's brother, Mycroft. Mycroft, as Watson learns, does not have the energy of his younger brother and as a consequence is incapable of using his great skills for detective work: In spite of his inertia, the elder Holmes has often delivered the correct answer to a problem that Sherlock has brought to him.
Jack Spratt (fictional detective) happily married with five children. In addition, he is shown in the beginning of "The Big Over Easy" to be an experienced and accomplished police detective, but low on self-confidence, virtually incapable of securing convictions and never recognized for the ones he does make. The reason for this is that police funding is based on public approval, which is in turn influenced by the news magazine "Amazing Crime Stories". This enormously popular "true crime" magazine prints glamorous police cases--usually involving noir clichés like secret societies, mafia assassins and baffling, meticulously planned murders--that are allegedly true and unedited, but actually largely