The former dean of theater at CalArts, the California Institute of Arts,[1] he is the former head of playwriting and professor of theatre and performance studies at Brown University.
Nearly a decade ago, he collaborated with Janie Geiser on Invisible Glass, which is itself inspired by Edgar Allan Poe's short story, "William Wilson."
Other plays include Book of Tink, Heavenly Shades of Night are Falling, No Time Like the Present, Wolf at the Door, Tailings, Beginner, Ideas of Good and Evil, 13 Christs and an adaptation of William Faulkner's The Sound and the Fury.
Ehn is the founder of an annual conference called "Arts in the One World," which brings together performing artists, scholars, and human rights activists to investigate theater on the subject of genocide and reconciliation.
Ehn also travels to Rwanda and Uganda annually with students and other professionals, to explore the role of art in recovery from violence.