As Google’s studies (project Aristotele, 2015) have clearly shown, psychological safety is the key to outperforming teams. In a psychologically safe team, members can speak out loud without having to be afraid afraid of being criticized. They dare to be themselves. Also Patrick Lencione has emphasized trust as a basis for effective team work. But how do you build TRUST and PSYCHOLOGICAL SAFETY in teams? Some tools & excerises would be a great asset to the Positive Psychology Toolkit!