Mattias Boström is a Swedish author, publisher, and Sherlock Holmes expert. He has been an active Sherlockian for thirty years, publishing articles and editing books and booklets on the subject. The Swedish edition of From Holmes to Sherlock won the nonfiction award from the Swedish Crime Writers' Academy.
Born and raised in Southampton, England, Shaun Grindell is an accomplished actor who trained at the Calland School of Speech and Drama and the Lee Strasberg Actors Institute in London. An AudioFile Earphones Award-winning audiobook narrator, Shaun has narrated many titles in different genres.