When KeyBank made history by appointing a woman as chairman and CEO, the goal it had set for itself was not to break the glass ceiling, but only to find the best person for the job, says Beth Mooney in her speech at the Most Powerful Women in Banking and Finance celebration. But this historic choice is a testament to how Key's diverse board of directors — its diversity ratio is more than 50% — helps ensure a truly inclusive culture throughout the organization. (For more on how the women in our rankings are pursuing diversity in the boardroom, click here.)