“Psychological safety is the key to creating a workplace where people can be confident enough to act without undue fear of being ridiculed, punished, or fired – and be humble enough to openly doubt what is believed and done. As Amy Edmondson’s research shows, psychological safety emerges when those in power persistently praise, reward, and promote people who have the courage to act, talk about their doubts, successes, and failures, and work doggedly to do things better the next time.”