Senior executives may find themselves facing decisions other pre-retirees don't need to consider. For instance, they may have a large portion of their net worth invested in employer stock and still feel strong ties to that employer. And for former executives who have a great deal of their net worth tied up in stock options, this can pose a dilemma: how can they balance their need to diversify with their desire to maintain involvement with the company and benefit from its future success? Tom Hines