What are the psychological mechanisms that define human love, and how do passionate and companionate forms of intimacy differ in their development and maintenance? Elaine Hatfield, a prominent social psychologist, synthesizes empirical research to dismantle common cultural myths surrounding romantic attraction. The book utilizes a framework of social psychology to categorize love into distinct types, providing a scientific basis for understanding how individuals select partners and sustain long-term relationships.

Experts recognize this work as a foundational text in the social psychology of relationships, frequently citing its clarity in distinguishing between types of affection. Readers often note the academic rigor of the prose, which remains accessible to those interested in the scientific study of human intimacy.