This interdisciplinary study of commitment draws on the disciplines of theology, philosophy, and psychology to demonstrate the importance of trust in midlife adulthood. It gives particular attention to the place of trust in resolving tensions surrounding commitments. Taking a relational perspective, this text addresses the various aspects of commitment as they affect the self, the community, and God. Several midlife people serve as test cases to illustrate the crucial role of trust for those who are called to reassess interpersonal commitments at midlife. Contents: An Ethics of Trust, Marcel on Philosophy of Trust, Theology of Trust, Psychology of Trust, and An Ethics of Trust, Trust and Commitment in Adulthood.