2014 Annual Corporate Director Survey: The gender edition: PwC

The global discussion about gender diversity on public company boards continues. Despite practices in several countries like the adoption of quotas, and significant efforts undertaken by a number of organizations in the US to increase gender diversity of directors, the number of women serving as directors has not changed significantly over the last six years. (18% of all S&P 500 directors are now female compared to 16% in 20081. Additionally, a number of academic studies have recently been published attempting to prove or disprove a causal relationship between gender diversity on boards and company performance.

via 2014 ACDS: The gender edition: PwC.