Erik Hollnagel is presently Senior Professor of Patient Safety at the University of Jonkoping, Sweden
"""This book was written by pioneers in the field and offers a principled approach to studying human work with complex technology. … It seems destined to become a classic in the field."" - Books-on-Line ""In the nine compact chapters of Joint Cognitive Systems (JCS), two recognized figures in the field of human factors provide an understandable overview of cognitive systems engineering (CSE) and joint cognitive systems. …Fascinating topics are well explained for readers of any level of expertise."" -HCI International News, Jan. 2006, No. 14 "". . . present an effective joint cognitive systems paradigm, make compelling arguments, and recommend a substantial advance for our field."" – Doug Griffith, in Ergonomics in Design, Spring 2007"