The Secret Sharer is a short story by Polish-British author Joseph Conrad, originally written in 1909 and first published in two parts in Harper's Magazine in 1910. (from wikipedia.org)

Joseph Conrad (1857 - 1924) was a Polish-British writer regarded as one of the greatest novelists to write in the English language.
Though he did not speak English fluently until his twenties, he was a master prose stylist who brought a non-English sensibility into English literature. (from wikipedia.org)