In admitting broader cheating, Volkswagen also cops to a culture of fear

Efforts to discover who was responsible for misconduct at the German carmaker have been hampered by a culture of silence and a fear of delivering bad news to superiors.

Source: Volkswagen Says Whistle-Blower Pushed It to Admit Broader Cheating – The New York Times

What are your people afraid of? What risks are those fears engendering? What are you doing to ease those fears (or are you fomenting them)?