Dacher Keltner is a renowned psychologist and professor at the University of California, Berkeley. He has dedicated his career to studying emotions, human relationships, and the science of well-being. As the founding director of the Greater Good Science Center, Keltner has published numerous articles and books exploring the intricacies of human emotions and their impact on our lives. His research has significantly contributed to understanding how positive emotions, like awe, can enhance our overall well-being.