Arno Gruen: key obituary facts
Is Arno Gruen dead? Yes. Arno Gruen died on October 20, 2015, at age 92.
Cause of death: Arno Gruen's cause of death has not been publicly confirmed.
What was Arno Gruen known for?
He was known as German-born American psychologist.
German-born American psychologist
Died on Tuesday October 20th 2015