Errata: Experimental Evaluation of Five Designs of Redundant Organizational Systems

This research was supported by grants from the Social Science Faculty in the Hebrew University and the F. A. Schonbrunn Research Fund. The authors wish to express their thanks to Sheila BenTuvia of the Consulting Service, Statistics Department, Hebrew University, for her aid in the data analysis, to Robert Frankenburg for his assistance in the administration of the experiments, and to an anonymous reviewer for helpful comments.