Helmut Koester: key obituary facts
Is Helmut Koester dead? Yes. Helmut Koester died on January 1, 2016, at age 89.
Cause of death: Helmut Koester's cause of death has not been publicly confirmed.
What was Helmut Koester known for?
He was known as German-born American history professor.
German-born American history professor
Died on Friday January 1st 2016