We examine whether board demographic diversity enhances cognitive diversity (measured as director dissent in the boardroom) and monitoring. At the director level, we find that individual directors who are dissimilar relative to other board members in terms of tenure and experience are more...

Using a novel dataset containing U.S. companies’ regular board meeting schedules, we find evidence of informed trading by outside directors prior to board meetings. In the days prior to board meetings, when outside directors possess private information, they make purchases that yield higher...