The Black Widowers series consists of six books by Isaac Asimov, each a collection of twelve Black Widowers mystery stories. While most of the stories have appeared in a variety of magazines, Asimov purposely includes never-before-published stories in each collection. In these stories, a group of men meet each month at a dining club where they meet for dinner. A different Widower hosts every month, and it is the host's privilege to invite a guest to dinner. The guest invariably presents the Widowers with a puzzle to solve. The guest may do this intentionally (coming to dinner in the hopes of being helped) or unintentionally, as in the case of "Nothing like Murder", where a visiting Soviet scientist is the guest and insists that he overheard young people casually discussing their plans for