Hugh Petrie was a friend and supporter in his positions at Northwestern University, the University of Illinois, and the University of Buffalo, where he was Dean of the School of Education. Bill Powers dedicated Behavior: The control of perception to him. Two of his books on PCT and education are available from Living Control Systems Publishing:
Some of his papers are posted on ResearchGate.
He died on 8 August 2020.
His family’s obituary is attached.
PetrieObituary.pdf (60.1 KB)