Culture of Reporting Errors

Paragraph one: Consider your present or past employer. Did you work in a blame culture or culture of safety? Explain your thoughts.
Paragraph two: What are the advantages or disadvantages of reporting errors anonymously (names of reporter and person who committed error are not reported) in a culture of safety?
Paragraph three: Does a culture of safety mean there is no accountability or punishment for wrong actions? Explain your answer.
Resources: Where did you find your data?