NEW YORK, N.Y. – A novel about a 1970s Midwestern family with a most unusual sibling, Karen Fowler’s “We Are All Completely Beside Ourselves,” has won the PEN/Faulkner prize for fiction.

The $15,000 award was announced Wednesday by the directors of the PEN/Faulkner Foundation, Susan Richards Shreve and Robert Stone.

The other four finalists, Daniel Alarcon, Percival Everett, Valerie Trueblood and Joan Silber, each receive $5,000.

Fowler is best known for her novel “The Jane Austen Book Club.” Previous PEN/Faulkner winners include Philip Roth, Ann Patchett and Sherman Alexie.