Conan Doyle is best known for his series of novels and serials featuring the detective Sherlock Holmes, which represented a revolution of the crime genre. In addition to the novels featuring Holmes, his works dedicated to Professor Challenger and his forays into emerging genres such as science fiction or historical genre, had a wide circulation and significance, becoming true classics of popular literature.
In addition to literature and medicine, Conan Doyle was an activist for justice and certain international causes such as independence of Congo. They are also known interventions such as lawyer and defense of spiritualism and the existence of fairies, subjects can guess Challenger books and some of the adventures of Holmes.