Barbara L. Fredrickson

About the Author

Barbara L. Fredrickson is an American psychologist and leading researcher in the science of positive emotions. As a professor and scholar, she has explored how joy, gratitude, interest, and other uplifting experiences broaden thought and behavior, helping people build lasting psychological, social, and physical resources. Her influential broaden-and-build theory has shaped contemporary discussions of resilience, well-being, and human flourishing. Fredrickson is known for translating rigorous research into accessible insights for students, professionals, and general readers. Her notable work includes Atkinson & Hilgard's Introduction to Psychology, reflecting her contribution to the study and communication of psychological science.