Psychological safety has become an important concept for environment, health and safety
(EHS) professionals over the past few years. Its salience and timeliness as a conceptual and
practical tool cannot be understated as the COVID-19 pandemic continues to affect frontline
workers and operation expansions across the globe.
This literature review serves as a foundation for Campbell Institutes psychological safety research. It
begins the conversation by briefly reviewing definitions of psychological safety from different
perspectives, including Timothy Clark’s process framework, which segments psychological
safety into different stages.