Kathryn, the "pilot's wife," is the most dynamic character, moving from a kind of complacency through grief to a new vision of herself and her marriage. A music and history teacher fifteen years younger than her husband, she is a sensible, practical person who takes things in stride and easily puts trust in others—too easily, she eventually recognizes. Having once struggled with her and Jack's shift "from being lovers to being a couple," that transition she once accepted as normal shifts meaning as a result of her discoveries. While flattened somewhat by the numbness of the grief process, Kathryn does undergo significant change. A direct and honest person, she unflinchingly pursues the clues left by her husband, becoming more clear-sighted about her relationship with him and even beginning to consider the possibility of forgiveness: If a woman forgives a man who betrays her, she wonders, is...