It's time: let's complete the mission.

• Author: Soder, Dee

It is time for true diversity! The case for women on boards has been repeatedly made. Research has consistently shown companies fare better with the guidance of diverse boards. Companies are higher performing, profits are up, and scandals clown with diversity at the top. Everyone declares diversity is good; companies have spent millions to evidence their commitment to women on boards, and volumes have been written on the positives.

Despite all this there has been frustratingly slow improvement in the numbers. It's great that scores of colleagues, clients and friends have been directors for 20-plus years. This is way too few given all the time and money Spent!

The New York Times reported recently that the United Kingdom's 30% Club is bringing togethertwo dozen chief executives and Warren Buffett to push companies to bolster the number of female directors. A director wrote me that "it's about time." I was initially enthused, but soon realized that it is long past time. We should be pushing for true diversity. Let's get more women on boards, but let's getfemale leaders who won't simply echo others' views.

In addition, recruit successful minorities who will add to the different perspectives that women bring to discussions. Encourage search firms to represent the nontraditional candidate--the entrepreneurs and other diverse leaders. We need more female directors to support current ones and we need to recruit others with...