Relationship science is a theory-rich discipline, but there have been no attempts to articulate
the broader themes or principles that cut across the theories themselves. We have sought to …

This textbook provides a complete overview of motivation and emotion, using an
overarching organizational scheme of how biological, psychological, and environmental …

A scientist integrates evolutionary biology, genetics, psychology, economics, and more to
explore the development and workings of human societies.“There is no good reason why …

In developed countries, the years from Age 30 to 45 are, for many, the most intense,
demanding, and rewarding years of adult life. During this period of the life span most adults …

Since the late nineteenth century, cultural historians have noted that the importance of love
increased during the Medieval and Early Modern European period (a phenomenon that was …

This study investigated interactive exchange in lovers and the associated interpersonal
brain synchronization (IBS) using functional near‐infrared spectroscopy (fNIRS)‐based …

Adult Attachment: A Concise Introduction to Theory and Research is an easy-to-read and
highly accessible reference on attachment that deals with many of the key concepts and …

The ways that couples form and manage their intimate relationships at higher and lower
levels of socioeconomic status (SES) have been diverging steadily over the past several …

Pair bonding is a psychological construct that we attempt to operationalize via behavioral
and physiological measurements. Yet, pair bonding has been both defined differently in …

Attachment theory, developed by Mary Ainsworth and John Bowlby about seventy years
ago, has become one of the most influential and comprehensive contemporary psychology …