Source: https://www.tumblr.com/widgets/share/tool/preview?shareSource=legacy&canonicalUrl=&url=https%3A%2F%2Fgreenbackd.com%2F2009%2F05%2F28%2Felect-a-dissident-and-you-may-win-a-prize%2F&title=Boards+with+dissident+directors+handily+outperform+peers