Sonja Lyubomirsky, Ph.D., is Distinguished Professor of Psychology at the University of California, Riverside and author of The How of Happiness and The Myths of Happiness (published in 39 countries). She received her B.A. summa cum laude from Harvard University and her Ph.D. in social psychology from Stanford University. Lyubomirsky’s research—on the possibility of lastingly increasing happiness via gratitude, kindness, and connection interventions—have been the recipients of many grants and honors, including an Honorary Doctorate from the University of Basel, the Diener Award for Outstanding Midcareer Contributions in Personality Psychology, the Christopher J. Peterson Gold Medal, the Distinguished Research Lecturer Award, and a Positive Psychology Prize. She lives in Santa Monica, California (USA), with her family.