piResearch on Altruism and Lovei is a compendium of annotated bibliographies reviewing literature and research studies on the nature of love. An essay introduces each of the annotated bibliographies. pp A variety of literature either directly related to science-and-love issues or supporting literature for those issues is covered in the Religious Love Interfaces with Science section. This annotated bibliography is unique in that it approaches the field from a decidedly religious perspective. It includes classical expositions of love that continue to influence contemporary scholars, including Platos' work on eros, the work and words of Jesus, Aristotle, Augustine of Hippo, Martin Luther, Kierkegaard, and Ghandi, among others. The contemporary discussion includes Anders Nygren's theological arguments in his classic, iAgape and Erosi Pitirim Sorokin and others. An issue that often emerges in this literature is the question of the nature and definition of love. pp A second annotated bibliog