Polzer points out that vulnerability is less about the sender than the receiver. “The second person is the key,” he says. “Do they pick it up and reveal their own weaknesses, or do they cover up and pretend they don’t have any? It makes a huge difference in the outcome.” Polzer has become skilled at spotting the moment when the signal travels through the group. “You can actually see the people relax and connect and start to trust. The group picks up the idea and says, ‘Okay, this is the mode we’re going to be in,’ and it starts behaving along those lines, according to the norm that it’s okay
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