Diversity efforts are often looked at as just a numbers game. Get that ratio of men and women to 50/50 and everything will sort itself out.<p>In reality, it's a critical mass problem. To better serve and manage a diverse workforce, you need diversity in management. It's the same from a product prospective; it's a lot easier to understand a diverse user base if your team is also diverse.<p>Heather is absolutely right that promotions are largely based on politics and having a strong communication style, which inherently limits talent at the managerial level.