
From 1918 to 1922 Vivian edited "The Novel Magazine", and later, for the publisher Walter Hutchinson (1887–1950), Hutchinson's "Adventure-Story Magazine" (which serialised three of Vivian's novels) and Hutchinson's "Mystery-Story Magazine". Vivian also edited three British pulp magazines.

For younger readers, Vivian wrote "Robin Hood and his Merry Men", a retelling of the Robin Hood legend. Critic Jack Adrian has praised Cannell's lost-world stories as "bursting with ideas and colour and pace", and "superb examples of a fascinating breed". Vivian is best known for his "Lost World" fantasy novels such as "City of Wonder" and his series of novels featuring supernatural detective Gregory George Gordon Green or 'Gees' which he wrote under his 'Jack Mann' pseudonym. He then started writing fantastic stories for the arts magazine "Colour" and the aviation journal "Flying" (which Cannell edited after leaving the Telegraph) in 1917–18, sometimes publishing them under the pseudonym 'A.K. Cannell began writing novels under the pen-name 'E. Prior to becoming a writer, Cannell was a former soldier in the Boer War and journalist for The Daily Telegraph.

Working name of UK editor and author of popular fiction (1882-1947), born Charles Henry Cannell but apparently changing his name legally to Evelyn Charles Henry Vivian in early adulthood, though he wrote some non-genre novels as Charles Cannell, and some short fiction as by Sydney Barrie Lynd, Galbraith Nicolson and A.
