Sherlock Holmes returns from a three-year abscence after everyone thought he was dead, with his skills of deduction as sharp as ever.

From the gritty streets of nineteenth century London, the loyal and courageous Dr. Watson offers a tale unearthed after generations of lore: the harrowing story of Sherlock Holmes's attempt to hunt down Jack the Ripper.

"A continuation of USA TODAY bestselling author Leonard Goldberg's The Daughter of Sherlock Holmes, A Study in Treason is a new intriguing locked room mystery for Joanna and the Watsons to solve. The following case has not previously been disclosed to the public due to the sensitive information on foreign affairs. All those involved were previously bound by the Official Secrets Act. With the passage of time and the onset of the Great War, these impediments...

"A new collection of Sherlockian tales that shows the Great Detective and his partner, Watson, as their acquaintances saw them"-- How well did those who worked with Sherlock Holmes know him? The peripheral characters-- Irene Adler, Geoffrey Lestrade; witnesses to the cases; even his cook and housekeeper, Martha Hudson-- what did they think of the man and his methods? Discover aspects of Holmes and Watson that you have never seen before. -- adapted...