May Sinclair was the pseudonym of Mary Amelia St. Clair (24 August 1863 - 14 November 1946), a popular British writer who wrote about two dozen novels, short stories and poetry. She was an active suffragist, and member of the Woman Writers' Suffrage League. "e;The Tree of Heaven"e; is a masterly analysis of the younger generation in England--the generation which only a few years ago was condemned as neurotic and decadent and which has vindicated itself by such devotion and simpleness of heart in the ordeal of the war. (Excerpt from Wikipedia)