Edward Bartlett Cormack was the son of Edward K. and Alice E. Cormack.
By 1900 his family had moved from Hammond, Indiana to Chicago, where
his Scottish-born father worked in sales.
As a playwright, Cormack is remember for such plays as "The Racket",
"Tampico", "The Painted Veil" and "Hey Diddle Diddle". He began his
career as a member of
Maurice Browne's
Little Theatre Company in Chicago and then later as a press agent and
newspaperman in New York City. Cormack was married to the former
Adelaide Bledsoe. She was the daughter of Samuel T. Bledsoe, president
of the Atchison, Topeka, and Santa Fe Railroad.