I was recently honored to be named board chair at Lumentum, a terrific public company in the technology space. As I thought about my new responsibility, I became curious as to how many other companies have women board chairs and unfortunately what I found was not good.   First, for context, consider the number of women on boards in the US. While the number of women directors has increased marginally in the last few years, women still make up less than 23% of the S&P 500 directors**. The situation is no [...]