Mary Ellen Geist decided to leave her job as a CBS Radio anchor to return home to Michigan when her father's Alzheimer's got to be too much for her mother to shoulder alone. She chose to live her life by a different set of priorities: to be guided by her heart, not by outside accomplishment and recognition. TheNew York Timeswrote a front page story on Mary Ellen on Thanksgiving 2005. It was one of the most e-mailed stories for the month. Through her...