She studied journalism at University of Missouri and then worked as a reporter for the St. Louis Times in her late teens.
She left that position to become the national director of magazine publicity for the American Red Cross at the end of World War I, and subsequently joined the staff of the Ladies Home Journal.
[2] Part of the expatriate movement, Breuer moved to France in the early 1920s and began writing fiction under the encouragement of Kay Boyle and Laurence Vail.
Sundown Beach, her only play, which was about World War II fliers suffering from posttraumatic stress disorder, premiered on Broadway in 1948.
[2] It featured the young, then-unknown actress Julie Harris and was the first Broadway venue of the Actors Studio.