The Swiss Cheese Model
Reason’s theory holds that most accidents can be traced to one or more of four levels of failure:
Organisational influences,
Unsafe supervision,
Preconditions for unsafe acts, and
The unsafe acts themselves.
model
The Psychological Safety Framework
Psychological safety is an emergent phenomenon: a property and state of a group that is felt (differently) by members of the group. For this reason, it’s a difficult (but worthwhile) concept to study, and many efforts have been made to
The Four Stages of Psychological Safety
The Four Stages of Psychological Safety fails in practice “The Four Stages of Psychological Safety is a model that was popular for a few years, and has since fallen out of favour. Timothy R Clark in his book “The Four
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