¹⁸ Amy Edmondson has written prolifically on the subject of psychological safety. For example, see Edmondson, A. (1999). "Psychological safety and learning behavior in work teams." Administrative Science Quarterly. 44: p. 354; Edmondson, A., R. Bohmer, and Gary Pisano. (2001). "Disrupted Routines: Team Learning and New Technology Adaptation." Administrative Science Quarterly 46: 685–716; Edmondson, A. (2003). "Speaking up in the Operating Room: How Team Leaders Promote Learning in Interdisciplinary Action Teams." Journal of Management Studies 40(6): 1419–1452; Detert, J. R. and A. C. Edmondson. (2007). "Why Employees Are Afraid to Speak Up." Harvard Business Review. May: 23–25.