Board members tell how individual evaluations help them do their jobs better. Criticism can be instructive, and keeping a director with flaws may be what's best for the company—if he mends his ways.
To make a turnaround succeed, the bed and mattress maker's board recruited new directors with different skills and chromosomes—and agreed to get out of the way by setting term limits.
One board waited till the CEO dropped dead to see who he'd picked to take his place—and found out he hadn't picked anyone. Other boards are doing it a lot better. Learn from them.
Directors can expect trouble from journalists who know little about your company, employees who may know too much, and bloggers who sometimes know nothing at all.