Equality at work expert Ann Francke reveals how to understand and tackle the damaging consequences of gender imbalance in the workplace. Gender balance is first and foremost a business issue. McKinsey estimates we could add 28 trillion to global GDP if we achieved gender equality everywhere - that is more than the GDPs of the US and China combined. But it is so much more than that. Gender balance is one of the best levers we can pull to build better managers and leaders at every level, improve team performance and create better cultures where everyone can thrive.