A professor at Harvard Business School and expert in work culture, Frei goes into companies like WeWork and Uber with the goal of turning toxic environments into healthy, inclusive spaces. She shares why authenticity, logic and empathy are the most vital skills an employee can have — and how the measure of a true leader can be seen not just in their presence, but in their absence, too.

We're doing a TED Interview survey! If you have a few minutes, we'd love to know your thoughts on the show. Find it at: surveynerds.com/tedinterview