J. Sydney Jones is the author of numerous books of fiction and nonfiction, including the novels of the critically acclaimed Viennese Mystery series, The Empty Mirror,  Requiem in Vienna,  The Silence,  The Keeper of Hands,  and  A Matter of Breeding.  He lived for many years in Vienna and has written several other books about the city, including the narrative history, Hitler in Vienna: 1907-1913,  the popular walking guide, Viennawalks, and the thriller, Time of the Wolf.  Jones is also the author of the stand-alone thrillers Ruin Value: A Mystery of the Third Reich (2013),  The German Agent (2014), and Basic Law  (2015). He has lived and worked as a correspondent and freelance writer in Paris, Florence, Molyvos, and Donegal, and currently resides with his wife and son on the coast of Central California.