Cleve Backster: key obituary facts
Is Cleve Backster dead? Yes. Cleve Backster died on June 24, 2013, at age 89.
Cause of death: Cleve Backster's cause of death has not been publicly confirmed.
What was Cleve Backster known for?
He was known as American polygraph expert.
American polygraph expert
Died on Monday June 24th 2013