1. Love as expansion of the self Arthur Aron and Jennifer M. Tomlinson; 2. Entraining, becoming, and loving Krystyna S. Aune and R. Kelly Aune; 3. The evolution of love in humans David M. Buss; 4. Neuroimaging of love in the twenty-first century Stephanie Cacioppo; 5. Love conceptualized as mutual communal responsiveness Margaret S. Clark, Jennifer L. Hirsch and Joan K. Monin; 6. Love is political: how power and bias influence our intimate lives Terri D. Conley, Staci Gusakova and Jennifer L. Piemonte; 7. Love, desire, and sexual fluidity Lisa M. Diamond; 8. Everyday conceptions of love Beverley Fehr; 9. Passionate love Cyrille Feybesse and Elanie Hatfield; 10. Slow love: courtship in the digital age Helen E. Fisher and Justin R. Garcia; 11. Styles of love Clyde Hendrick and Susan S. Hendrick; 12. An anthropologist goes looking for love in all the old places: a personal account William Jankowiak; 13. A behavioral systems approach to romantic love relationships: attachment, caregiving, and sex Mario Mikulincer and Phillip R. Shaver; 14. When love goes awry (part 1): applications of the duplex theory of love and its development to relationships gone bad Robert J. Sternberg; 15. When love goes awry (part 2): application of an augmented duplex theory of love to personal and situational factors in jealousy and envy Robert J. Sternberg, Navjot Kaur and Elisabeth J. Mistur.