Roger Birkman: key obituary facts
Is Roger Birkman dead? Yes. Roger Birkman died on March 26, 2014, at age 95.
Cause of death: Roger Birkman's cause of death has not been publicly confirmed.
What was Roger Birkman known for?
He was known as American organizational psychologist.
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American organizational psychologist
Died on Wednesday March 26th 2014