Christopher P. Nemeth (PhD, human factors/ergonomics) is a Principal Scientist in the Cognitive Systems Engineering Group at Cognitive Solutions Division of Applied Research Associates, Inc. Recent research interests include technical work in complex high stakes settings, research methods in individual and distributed cognition, and understanding how information technology erodes or enhances system resilience. He has served as a committee member of the National Academy of Sciences, is widely published in technical journals, and his books include Human Factors Methods for Design (Taylor & Francis/CRC Press), as well as Ashgate texts Improving Healthcare Team Communication, Resilience Engineering Perspectives, Volume 1: Remaining Sensitive to the Possibility of Failure and Resilience Engineering Perspectives, Volume 2: Preparation and Restoration. His design and human factors consulting practice and his corporate career have encompassed a variety of application areas, including health care, transportation and manufacturing. As a consultant, he has performed human factors analysis and product development, and served as an expert witness in litigation related to human performance. His academic career has included adjunct positions with Northwestern University’s McCormick College of Engineering and Applied Sciences (Associate Professor), and Illinois Institute of Technology. He is a Fellow of the Design Research Society, a Senior Member of the Institute of Electrical and Electronic Engineers and Vice-President, Human-Machine Systems of the IEEE Systems, Man and Cybernetics Society, and Chair of the National Defense Industry Association’s Human Systems Division. He retired from the Navy in 2001 at the rank of Captain after a 30-year active duty and reserve career. Erik Hollnagel (PhD, psychology) is Professor at the University of Southern Denmark, Chief Consultant at the Center for Quality Improvement, Region of Southern Denmark, and Professor Emeritus at University