Peter Barrance, Kessler Foundation (IMAGE) Kessler Foundation Caption Peter Barrance, Ph.D., is a research scientist in Human Perfomance and Engineering Research at Kessler Foundation. Credit Kessler Foundation Usage Restrictions Credit to Kessler Foundation License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.