Expressions of gratitude abound. Hardly a book is published that does not include in its preface or acknowledgments some variation on, “I am grateful to…for

A scientifically groundbreaking, eloquent look at how we benefit -- psychologically, physically, and interpersonally -- when we practice gratitude. In Thanks!,

Gratitude, like other positive emotions, has inspired many theological and philosophical writings, but it has inspired very little vigorous, empirical research.

This book provides clear and sometimes surprising answers to why gratitude is important to living well. The science of gratitude has shown much growth in the la

What exactly is hope and how does it influence our decisions? In How We Hope, Adrienne Martin presents a novel account of hope, the motivational resources it pr