. "He was his father's literary executor after his mother died in 1940. He founded the Sir Arthur Conan Doyle Foundation in Switzerland in 1965. On his death, his sister Jean Conan Doyle took over as their father's literary executor."@en . "He was his father's literary executor after his mother died in 1940. He founded the Sir Arthur Conan Doyle Foundation in Switzerland in 1965. On his death, his sister Jean Conan Doyle took over as their father's literary executor."@en . . . . "Adrian Conan Doyle"@en .