Edmonson, a leader in the study of psychological safety, has described psychological safety’s four dimensions as:33 1.Attitude to risk and failure: the degree to which it is permissible to make mistakes. 2.Open conversation: the degree to which sensitive and difficult topics can be discussed openly. 3.Willingness to help: the degree to which people are willing to help each other. 4.Inclusivity and diversity: the degree to which you can be yourself and welcomed.