Her book describes research on leaders who discuss their vulnerabilities with their teams. The outcomes included more motivated staff, more self-directed managemement, and better normalization of risk-taking, e.g. the famous startup mantra "move fast and break things".
Thanks jph, I'll definitely be looking into this, I'd never seen these results before. The whole notion of the stoic, untouchable, and unwavering leader is really an antiquated notion it seems